Doug's Headers - D300Y-B

Doug's Headers D300Y-B 1 5/8" Tri-Y Header Chevrolet Truck Small Block Chevrolet 73-87 Hi-Temp Black Coating

Doug's Headers D300Y-B 1 5/8" Tri-Y Header Chevrolet Truck Small Block Chevrolet 73-87 Hi-Temp Black Coating

Part Number: D300Y-B / UPC 694342542467
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Features & Benefits

  • 3/8" thick machined flanges to prevent warping
  • CNC mandrel bent tubes ensure accurate fit and better flow
  • Heavy 16-guage tubing for longer life
  • Tubes are pre-polished to removed scratches before applying metallic ceramic or hi-temp black coating

Doug's is the pioneering force behind the popular TRI-Y design for cars and trucks. The unique, shortend, paired primary tubes increase mid-range torque without sacrificing top end power. TRI-Y's are a great choice for daily drivers and heavy duty trucks looking to increase power from idle up to 4500 RPM while maintaining maximum fuel efficiency.


For the enthusiast who demands the best, Doug's Headers are not just components; they're a statement of excellence, a commitment to leading-edge performance, and a nod to the glory days of muscle cars and drag racing. Join the ranks of champions. Experience the unmatched quality and performance of Doug's Headers today.

Specifications

Finish Hi-Temp Black Coating
Material Steel
Design Full-length
Primary Tubing Diameter 1.625 IN
Collector Port Diameter 2.5 IN
Port Shape Oval
Tube Wall Thickness 16 Gauge
Flange Thickness 0.375 IN
Collector Attachment 3-Bolt Flange
EGT Port No
Oxygen Sensor Port No
Gasket Or Seal Included Yes
Mounting Hardware Included Yes
Color Black
Sheen Level Matte

Installation instructions

Instruction Manual
Installation Instructions

Download PDF

Shipping & Delivery

Our ignition and exhaust products ship from our warehouse in Lenexa, KS. Our normal shipping time is 2-3 business days for in-stock parts.

 Shipping Class Order Value Shipping Cost
UPS Ground $0 - 49.99 $6.99 flat rate
UPS Ground $50 - 98.99 $7.49 flat rate
UPS Ground $99+ Free

  • At this time, PerTronix does not offer expedited shipping options from our website.
  • All packages must be inspected upon receipt for any missing or damaged goods and claims for such must be made within 7 days of receipt.
  • PerTronix does not currently ship our products internationally from our web store. For international orders call 909-599-5955 or connect with us here.

Returns & Replacements

Returns at Pertronix are accepted within 90 days of purchase with prior authorization, ensuring items are in new, resalable condition. To initiate a return, call for an RGA and follow provided instructions. Customers are responsible for return shipping, using a trackable method.

Refunds exclude initial shipping and handling fees and may be subject to a restocking fee. For defective or damaged items, contact Pertronix directly. We are not responsible for user-initiated damage/loss of parts.

For complete details, visit our Returns page.

Reviews

Doug's Headers - D300Y-B

Doug's Headers D300Y-B 1 5/8" Tri-Y Header Chevrolet Truck Small Block Chevrolet 73-87 Hi-Temp Black Coating

Doug's Headers D300Y-B 1 5/8" Tri-Y Header Chevrolet Truck Small Block Chevrolet 73-87 Hi-Temp Black Coating

Part Number: D300Y-B / UPC 694342542467
Regular price $692.45
Sale price $692.45 Regular price

Part Number: D300Y-B / UPC 694342542467
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Need help? Call us at 909-599-5955

  • Free shipping on $99+ orders in lower 48 states
  • 90-day return policy
  • We’re here to help! Call us on 909-599-5955
Emissions code

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Features & Benefits

  • 3/8" thick machined flanges to prevent warping
  • CNC mandrel bent tubes ensure accurate fit and better flow
  • Heavy 16-guage tubing for longer life
  • Tubes are pre-polished to removed scratches before applying metallic ceramic or hi-temp black coating

Doug's is the pioneering force behind the popular TRI-Y design for cars and trucks. The unique, shortend, paired primary tubes increase mid-range torque without sacrificing top end power. TRI-Y's are a great choice for daily drivers and heavy duty trucks looking to increase power from idle up to 4500 RPM while maintaining maximum fuel efficiency.


For the enthusiast who demands the best, Doug's Headers are not just components; they're a statement of excellence, a commitment to leading-edge performance, and a nod to the glory days of muscle cars and drag racing. Join the ranks of champions. Experience the unmatched quality and performance of Doug's Headers today.

Specifications

Finish Hi-Temp Black Coating
Material Steel
Design Full-length
Primary Tubing Diameter 1.625 IN
Collector Port Diameter 2.5 IN
Port Shape Oval
Tube Wall Thickness 16 Gauge
Flange Thickness 0.375 IN
Collector Attachment 3-Bolt Flange
EGT Port No
Oxygen Sensor Port No
Gasket Or Seal Included Yes
Mounting Hardware Included Yes
Color Black
Sheen Level Matte

Installation instructions

Instruction Manual
Installation Instructions

Download PDF

Shipping & Delivery

Our ignition and exhaust products ship from our warehouse in Lenexa, KS. Our normal shipping time is 2-3 business days for in-stock parts.

 Shipping Class Order Value Shipping Cost
UPS Ground $0 - 49.99 $6.99 flat rate
UPS Ground $50 - 98.99 $7.49 flat rate
UPS Ground $99+ Free

  • At this time, PerTronix does not offer expedited shipping options from our website.
  • All packages must be inspected upon receipt for any missing or damaged goods and claims for such must be made within 7 days of receipt.
  • PerTronix does not currently ship our products internationally from our web store. For international orders call 909-599-5955 or connect with us here.

Returns & Replacements

Returns at Pertronix are accepted within 90 days of purchase with prior authorization, ensuring items are in new, resalable condition. To initiate a return, call for an RGA and follow provided instructions. Customers are responsible for return shipping, using a trackable method.

Refunds exclude initial shipping and handling fees and may be subject to a restocking fee. For defective or damaged items, contact Pertronix directly. We are not responsible for user-initiated damage/loss of parts.

For complete details, visit our Returns page.

Reviews

Applications

Year / Make / Model 1963-1967 Chevrolet C10 Pickup
Engine Type V8
Engine Size(s) Liters: 4.6
Cubic Inches: 283
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Installation requires left side A/C bracket part number H7608
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.
  • Works with Coil Spring front suspension Only, NOT Torsion Bar.

Year / Make / Model 1966-1969 Chevrolet C10 Pickup
Engine Type V8
Engine Size(s) Liters: 5.3
Cubic Inches: 327
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Installation requires left side A/C bracket part number H7608.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1968-1973 Chevrolet C10 Pickup
Engine Type V8
Engine Size(s) Liters: 5.0
Cubic Inches: 307
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Installation requires left side A/C bracket part number H7608.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1969-1974 Chevrolet C10 Pickup
Engine Type V8
Engine Size(s) Liters: 5.7
Cubic Inches: 350
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Installation requires left side A/C bracket part number H7608.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1963-1967 Chevrolet C20 Pickup
Engine Type V8
Engine Size(s) Liters: 4.6
Cubic Inches: 283
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Installation requires left side A/C bracket part number H7608.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.
  • Works with Coil Spring front suspension Only, NOT Torsion Bar.

Year / Make / Model 1966-1969 Chevrolet C20 Pickup
Engine Type V8
Engine Size(s) Liters: 5.3
Cubic Inches: 327
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Installation requires left side A/C bracket part number H7608.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1968-1973 Chevrolet C20 Pickup
Engine Type V8
Engine Size(s) Liters: 5.0
Cubic Inches: 307
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Installation requires left side A/C bracket part number H7608.
  • This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1969-1974 Chevrolet C20 Pickup
Engine Type V8
Engine Size(s) Liters: 5.7
Cubic Inches: 350
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Installation requires left side A/C bracket part number H7608.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1963-1967 Chevrolet C30 Pickup
Engine Type V8
Engine Size(s) Liters: 4.6
Cubic Inches: 283
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Installation requires left side A/C bracket part number H7608.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1966-1969 Chevrolet C30 Pickup
Engine Type V8
Engine Size(s) Liters: 5.3
Cubic Inches: 327
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Installation requires left side A/C bracket part number H7608.
  • This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1968-1973 Chevrolet C30 Pickup
Engine Type V8
Engine Size(s) Liters: 5.0
Cubic Inches: 307
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Installation requires left side A/C bracket part number H7608.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1969-1974 Chevrolet C30 Pickup
Engine Type V8
Engine Size(s) Liters: 5.7
Cubic Inches: 350
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Installation requires left side A/C bracket part number H7608.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1963-1967 Chevrolet K10 Pickup
Engine Type V8
Engine Size(s) Liters: 4.6
Cubic Inches: 283
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Installation requires left side A/C bracket part number H7608.
  • This long tube header has excellent ground clearance with collector above the bottom of the frame rails.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1966-1969 Chevrolet K10 Pickup
Engine Type V8
Engine Size(s) Liters: 5.3
Cubic Inches: 327
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Installation requires left side A/C bracket part number H7608.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1969-1974 Chevrolet K10 Pickup
Engine Type V8
Engine Size(s) Liters: 5.7
Cubic Inches: 350
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Installation requires left side A/C bracket part number H7608.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1963-1967 Chevrolet K20 Pickup
Engine Type V8
Engine Size(s) Liters: 4.6
Cubic Inches: 283
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Installation requires left side A/C bracket part number H7608. 1979 and later vehicles with short compressors can use the stock bracket.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1966-1969 Chevrolet K20 Pickup
Engine Type V8
Engine Size(s) Liters: 5.3
Cubic Inches: 327
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Installation requires left side A/C bracket part number H7608. 1979 and later vehicles with short compressors can use the stock bracket.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1968-1973 Chevrolet K20 Pickup
Engine Type V8
Engine Size(s) Liters: 5.0
Cubic Inches: 307
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Installation requires left side A/C bracket part number H7608.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1969-1974 Chevrolet K20 Pickup
Engine Type V8
Engine Size(s) Liters: 5.7
Cubic Inches: 350
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Installation requires left side A/C bracket part number H7608.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1968-1973 Chevrolet K30 Pickup
Engine Type V8
Engine Size(s) Liters: 5.0
Cubic Inches: 307
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Installation requires left side A/C bracket part number H7608.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1968-1969 Chevrolet K30 Pickup
Engine Type V8
Engine Size(s) Liters: 5.3
Cubic Inches: 327
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Installation requires left side A/C bracket part number H7608.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1969-1974 Chevrolet K30 Pickup
Engine Type V8
Engine Size(s) Liters: 5.7
Cubic Inches: 350
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Installation requires left side A/C bracket part number H7608.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1963-1965 Chevrolet Suburban
Engine Type V8
Engine Size(s) Liters: 4.6
Cubic Inches: 283
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Installation requires left side A/C bracket part number H7608.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1966 Chevrolet Suburban
Engine Type V8
Engine Size(s) Liters: 5.3
Cubic Inches: 327
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Installation requires left side A/C bracket part number H7608.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1969-1974 Chevrolet Blazer
Engine Type V8
Engine Size(s) Liters: 5.7
Cubic Inches: 350
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Installation requires left side A/C bracket part number H7608. 1979 and later vehicles with short compressors can use the stock bracket.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1969-1973 Chevrolet Blazer
Engine Type V8
Engine Size(s) Liters: 5.0
Cubic Inches: 307
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Installation requires left side A/C bracket part number H7608.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1987-1991 Chevrolet Blazer
Engine Type V8
Engine Size(s) Liters: 5.7
Cubic Inches: 350
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1987 Chevrolet Blazer
Engine Type V8
Engine Size(s) Liters: 5.0
Cubic Inches: 305
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1975-1986 Chevrolet K5 Blazer
Engine Type V8
Engine Size(s) Liters: 5.7
Cubic Inches: 350
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Installation requires left side A/C bracket part number H7608. 1979 and later vehicles with short compressors can use the stock bracket.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1975-1979 Chevrolet K5 Blazer
Engine Type V8
Engine Size(s) Liters: 6.6
Cubic Inches: 400
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Installation requires left side A/C bracket part number H7608. 1979 and later vehicles with short compressors can use the stock bracket.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1977-1986 Chevrolet K5 Blazer
Engine Type V8
Engine Size(s) Liters: 5.0
Cubic Inches: 305
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Installation requires left side A/C bracket part number H7608. 1979 and later vehicles with short compressors can use the stock bracket.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1975-1986 Chevrolet C10
Engine Type V8
Engine Size(s) Liters: 5.7
Cubic Inches: 350
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Installation requires left side A/C bracket part number H7608. 1979 and later vehicles with short compressors can use the stock bracket.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1976-1980 Chevrolet C10
Engine Type V8
Engine Size(s) Liters: 6.6
Cubic Inches: 400
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Installation requires left side A/C bracket part number H7608. 1979 and later vehicles with short compressors can use the stock bracket.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1977-1986 Chevrolet C10
Engine Type V8
Engine Size(s) Liters: 5.0
Cubic Inches: 305
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Installation requires left side A/C bracket part number H7608. 1979 and later vehicles with short compressors can use the stock bracket.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1967-1969 Chevrolet C10 Suburban
Engine Type V8
Engine Size(s) Liters: 5.3
Cubic Inches: 327
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Installation requires left side A/C bracket part number H7608.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1967 Chevrolet C10 Suburban
Engine Type V8
Engine Size(s) Liters: 4.6
Cubic Inches: 283
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Installation requires left side A/C bracket part number H7608.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1968-1973 Chevrolet C10 Suburban
Engine Type V8
Engine Size(s) Liters: 5.0
Cubic Inches: 307
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Installation requires left side A/C bracket part number H7608. 1979 and later vehicles with short compressors can use the stock bracket.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1969-1986 Chevrolet C10 Suburban
Engine Type V8
Engine Size(s) Liters: 5.7
Cubic Inches: 350
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Installation requires left side A/C bracket part number H7608. 1979 and later vehicles with short compressors can use the stock bracket.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1977-1979 Chevrolet C10 Suburban
Engine Type V8
Engine Size(s) Liters: 5.0
Cubic Inches: 305
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Installation requires left side A/C bracket part number H7608. 1979 and later vehicles with short compressors can use the stock bracket.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1981-1986 Chevrolet C10 Suburban
Engine Type V8
Engine Size(s) Liters: 5.0
Cubic Inches: 305
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Installation requires left side A/C bracket part number H7608. 1979 and later vehicles with short compressors can use the stock bracket.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1975-1987 Chevrolet C20
Engine Type V8
Engine Size(s) Liters: 5.7
Cubic Inches: 350
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Installation requires left side A/C bracket part number H7608. 1979 and later vehicles with short compressors can use the stock bracket.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1976-1980 Chevrolet C20
Engine Type V8
Engine Size(s) Liters: 6.6
Cubic Inches: 400
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Installation requires left side A/C bracket part number H7608. 1979 and later vehicles with short compressors can use the stock bracket.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1977-1978 Chevrolet C20
Engine Type V8
Engine Size(s) Liters: 5.0
Cubic Inches: 305
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Installation requires left side A/C bracket part number H7608. 1979 and later vehicles with short compressors can use the stock bracket.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1981-1986 Chevrolet C20
Engine Type V8
Engine Size(s) Liters: 5.0
Cubic Inches: 305
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1967-1969 Chevrolet C20 Suburban
Engine Type V8
Engine Size(s) Liters: 5.3
Cubic Inches: 327
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Installation requires left side A/C bracket part number H7608. 1979 and later vehicles with short compressors can use the stock bracket.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1967 Chevrolet C20 Suburban
Engine Type V8
Engine Size(s) Liters: 4.6
Cubic Inches: 283
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Installation requires left side A/C bracket part number H7608.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1968-1973 Chevrolet C20 Suburban
Engine Type V8
Engine Size(s) Liters: 5.0
Cubic Inches: 307
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Installation requires left side A/C bracket part number H7608. 1979 and later vehicles with short compressors can use the stock bracket.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1969-1986 Chevrolet C20 Suburban
Engine Type V8
Engine Size(s) Liters: 5.7
Cubic Inches: 350
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Installation requires left side A/C bracket part number H7608. 1979 and later vehicles with short compressors can use the stock bracket.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1976-1980 Chevrolet C20 Suburban
Engine Type V8
Engine Size(s) Liters: 6.6
Cubic Inches: 400
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Installation requires left side A/C bracket part number H7608. 1979 and later vehicles with short compressors can use the stock bracket.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1977-1979 Chevrolet C20 Suburban
Engine Type V8
Engine Size(s) Liters: 5.0
Cubic Inches: 305
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Installation requires left side A/C bracket part number H7608. 1979 and later vehicles with short compressors can use the stock bracket.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1981-1986 Chevrolet C20 Suburban
Engine Type V8
Engine Size(s) Liters: 5.0
Cubic Inches: 305
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Installation requires left side A/C bracket part number H7608. 1979 and later vehicles with short compressors can use the stock bracket.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1975-1986 Chevrolet C30
Engine Type V8
Engine Size(s) Liters: 5.7
Cubic Inches: 350
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Installation requires left side A/C bracket part number H7608. 1979 and later vehicles with short compressors can use the stock bracket.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1976-1978 Chevrolet C30
Engine Type V8
Engine Size(s) Liters: 6.6
Cubic Inches: 400
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Installation requires left side A/C bracket part number H7608.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1978 Chevrolet C30
Engine Type V8
Engine Size(s) Liters: 5.0
Cubic Inches: 305
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Installation requires left side A/C bracket part number H7608.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1975-1986 Chevrolet K10
Engine Type V8
Engine Size(s) Liters: 5.7
Cubic Inches: 350
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Installation requires left side A/C bracket part number H7608. 1979 and later vehicles with short compressors can use the stock bracket.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1975-1980 Chevrolet K10
Engine Type V8
Engine Size(s) Liters: 6.6
Cubic Inches: 400
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Installation requires left side A/C bracket part number H7608. 1979 and later vehicles with short compressors can use the stock bracket.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1977-1978 Chevrolet K10
Engine Type V8
Engine Size(s) Liters: 5.0
Cubic Inches: 305
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Installation requires left side A/C bracket part number H7608.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1981-1986 Chevrolet K10
Engine Type V8
Engine Size(s) Liters: 5.0
Cubic Inches: 305
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1967-1969 Chevrolet K10 Suburban
Engine Type V8
Engine Size(s) Liters: 5.3
Cubic Inches: 327
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Installation requires left side A/C bracket part number H7608.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1967 Chevrolet K10 Suburban
Engine Type V8
Engine Size(s) Liters: 4.6
Cubic Inches: 283
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Installation requires left side A/C bracket part number H7608.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1968-1973 Chevrolet K10 Suburban
Engine Type V8
Engine Size(s) Liters: 5.0
Cubic Inches: 307
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Installation requires left side A/C bracket part number H7608.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1969-1986 Chevrolet K10 Suburban
Engine Type V8
Engine Size(s) Liters: 5.7
Cubic Inches: 350
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Installation requires left side A/C bracket part number H7608. 1979 and later vehicles with short compressors can use the stock bracket.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1975-1979 Chevrolet K10 Suburban
Engine Type V8
Engine Size(s) Liters: 6.6
Cubic Inches: 400
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Installation requires left side A/C bracket part number H7608. 1979 and later vehicles with short compressors can use the stock bracket.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1977-1979 Chevrolet K10 Suburban
Engine Type V8
Engine Size(s) Liters: 5.0
Cubic Inches: 305
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Installation requires left side A/C bracket part number H7608. 1979 and later vehicles with short compressors can use the stock bracket.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1981 Chevrolet K10 Suburban
Engine Type V8
Engine Size(s) Liters: 5.0
Cubic Inches: 305
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1983 Chevrolet K10 Suburban
Engine Type V8
Engine Size(s) Liters: 5.0
Cubic Inches: 305
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1986 Chevrolet K10 Suburban
Engine Type V8
Engine Size(s) Liters: 5.0
Cubic Inches: 305
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1975-1986 Chevrolet K20
Engine Type V8
Engine Size(s) Liters: 5.7
Cubic Inches: 350
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Installation requires left side A/C bracket part number H7608. 1979 and later vehicles with short compressors can use the stock bracket.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1975-1980 Chevrolet K20
Engine Type V8
Engine Size(s) Liters: 6.6
Cubic Inches: 400
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Installation requires left side A/C bracket part number H7608. 1979 and later vehicles with short compressors can use the stock bracket.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1977-1978 Chevrolet K20
Engine Type V8
Engine Size(s) Liters: 5.0
Cubic Inches: 305
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Installation requires left side A/C bracket part number H7608. 1979 and later vehicles with short compressors can use the stock bracket.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1985 Chevrolet K20
Engine Type V8
Engine Size(s) Liters: 5.0
Cubic Inches: 305
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1967-1969 Chevrolet K20 Suburban
Engine Type V8
Engine Size(s) Liters: 5.3
Cubic Inches: 327
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Installation requires left side A/C bracket part number H7608.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1967 Chevrolet K20 Suburban
Engine Type V8
Engine Size(s) Liters: 4.6
Cubic Inches: 283
Notes
  • Fits most angle plug heads.
  • Installation requires left side A/C bracket part number H7608. 1979 and later vehicles with short compressors can use the stock bracket.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1968-1973 Chevrolet K20 Suburban
Engine Type V8
Engine Size(s) Liters: 5.0
Cubic Inches: 307
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Installation requires left side A/C bracket part number H7608.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1969-1986 Chevrolet K20 Suburban
Engine Type V8
Engine Size(s) Liters: 5.7
Cubic Inches: 350
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Installation requires left side A/C bracket part number H7608. 1979 and later vehicles with short compressors can use the stock bracket.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1975-1980 Chevrolet K20 Suburban
Engine Type V8
Engine Size(s) Liters: 6.6
Cubic Inches: 400
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Installation requires left side A/C bracket part number H7608. 1979 and later vehicles with short compressors can use the stock bracket.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1977-1978 Chevrolet K20 Suburban
Engine Type V8
Engine Size(s) Liters: 5.0
Cubic Inches: 305
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Installation requires left side A/C bracket part number H7608.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1985-1986 Chevrolet K20 Suburban
Engine Type V8
Engine Size(s) Liters: 5.0
Cubic Inches: 305
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1977-1986 Chevrolet K30
Engine Type V8
Engine Size(s) Liters: 5.7
Cubic Inches: 350
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Installation requires left side A/C bracket part number H7608. 1979 and later vehicles with short compressors can use the stock bracket.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1977-1980 Chevrolet K30
Engine Type V8
Engine Size(s) Liters: 6.6
Cubic Inches: 400
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Installation requires left side A/C bracket part number H7608. 1979 and later vehicles with short compressors can use the stock bracket.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1987 Chevrolet R10
Engine Type V8
Engine Size(s) Liters: 5.0, 5.7
Cubic Inches: 305, 350
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1987-1988 Chevrolet R10 Suburban
Engine Type V8
Engine Size(s) Liters: 5.7
Cubic Inches: 350
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1987 Chevrolet R10 Suburban
Engine Type V8
Engine Size(s) Liters: 5.0
Cubic Inches: 305
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1989-1991 Chevrolet R1500 Suburban
Engine Type V8
Engine Size(s) Liters: 5.7
Cubic Inches: 350
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1987-1988 Chevrolet R20
Engine Type V8
Engine Size(s) Liters: 5.0
Cubic Inches: 305
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1987-1988 Chevrolet R20 Suburban
Engine Type V8
Engine Size(s) Liters: 5.7
Cubic Inches: 350
Notes
  • Fits most angle plug heads.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.

Year / Make / Model 1989 Chevrolet R2500
Engine Type V8
Engine Size(s) Liters: 5.7
Cubic Inches: 350
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1989-1991 Chevrolet R2500 Suburban
Engine Type V8
Engine Size(s) Liters: 5.7
Cubic Inches: 350
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1987-1988 Chevrolet R30
Engine Type V8
Engine Size(s) Liters: 5.7
Cubic Inches: 350
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1989-1991 Chevrolet R3500
Engine Type V8
Engine Size(s) Liters: 5.7
Cubic Inches: 350
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1987 Chevrolet V10
Engine Type V8
Engine Size(s) Liters: 5.0, 5.7
Cubic Inches: 305, 350
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1987-1988 Chevrolet V10 Suburban
Engine Type V8
Engine Size(s) Liters: 5.7
Cubic Inches: 350
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1989-1991 Chevrolet V1500 Suburban
Engine Type V8
Engine Size(s) Liters: 5.7
Cubic Inches: 350
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.v

Year / Make / Model 1987 Chevrolet V20
Engine Type V8
Engine Size(s) Liters: 5.7
Cubic Inches: 350
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1987-1988 Chevrolet V20 Suburban
Engine Type V8
Engine Size(s) Liters: 5.7
Cubic Inches: 350
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1989-1991 Chevrolet V2500 Suburban
Engine Type V8
Engine Size(s) Liters: 5.7
Cubic Inches: 350
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1987-1988 Chevrolet V30
Engine Type V8
Engine Size(s) Liters: 5.7
Cubic Inches: 350
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1989-1991 Chevrolet V3500
Engine Type V8
Engine Size(s) Liters: 5.7
Cubic Inches: 350
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1963 GMC 1000 Series
Engine Type V8
Engine Size(s) Liters: 4.6
Cubic Inches: 283
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Installation requires left side A/C bracket part number H7608
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.
  • Works with Coil Spring front suspension Only, NOT Torsion Bar.

Year / Make / Model 1963 GMC 2500 Series
Engine Type V8
Engine Size(s) Liters: 4.6
Cubic Inches: 283
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Installation requires left side A/C bracket part number H7608
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.
  • Works with Coil Spring front suspension Only, NOT Torsion Bar.

Year / Make / Model 1967-1968 GMC C15/C1500 Pickup
Engine Type V8
Engine Size(s) Liters: 4.6, 5.3
Cubic Inches: 327
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Installation requires left side A/C bracket part number H7608
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1967 GMC C15/C1500 Pickup
Engine Type V8
Engine Size(s) Liters: 4.6
Cubic Inches: 283
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Installation requires left side A/C bracket part number H7608.

Year / Make / Model 1969-1974 GMC C15/C1500 Pickup
Engine Type V8
Engine Size(s) Liters: 5.7
Cubic Inches: 350
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Installation requires left side A/C bracket part number H7608.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1967-1968 GMC C15/C1500 Suburban
Engine Type V8
Engine Size(s) Liters: 5.3
Cubic Inches: 327
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Installation requires left side A/C bracket part number H7608.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1967 GMC C15/C1500 Suburban
Engine Type V8
Engine Size(s) Liters: 4.6
Cubic Inches: 283
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Installation requires left side A/C bracket part number H7608.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1968-1973 GMC C15/C1500 Suburban
Engine Type V8
Engine Size(s) Liters: 5.0
Cubic Inches: 307
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Installation requires left side A/C bracket part number H7608. 1979 and later vehicles with short compressors can use the stock bracket.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1969-1974 GMC C15/C1500 Suburban
Engine Type V8
Engine Size(s) Liters: 5.7
Cubic Inches: 350
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Installation requires left side A/C bracket part number H7608. 1979 and later vehicles with short compressors can use the stock bracket.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1967-1968 GMC C25/C2500 Pickup
Engine Type V8
Engine Size(s) Liters: 5.3
Cubic Inches: 327
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Installation requires left side A/C bracket part number H7608
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1967 GMC C25/C2500 Pickup
Engine Type V8
Engine Size(s) Liters: 4.6
Cubic Inches: 283
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Installation requires left side A/C bracket part number H7608
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1968-1973 GMC C25/C2500 Pickup
Engine Type V8
Engine Size(s) Liters: 5.0
Cubic Inches: 307
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Installation requires left side A/C bracket part number H7608
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1969-1974 GMC C25/C2500 Pickup
Engine Type V8
Engine Size(s) Liters: 5.7
Cubic Inches: 350
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Installation requires left side A/C bracket part number H7608
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1967-1968 GMC C25/C2500 Suburban
Engine Type V8
Engine Size(s) Liters: 5.3
Cubic Inches: 327
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Installation requires left side A/C bracket part number H7608
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1968-1973 GMC C25/C2500 Suburban
Engine Type V8
Engine Size(s) Liters: 5.3
Cubic Inches: 327
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Installation requires left side A/C bracket part number H7608
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1969-1974 GMC C25/C2500 Suburban
Engine Type V8
Engine Size(s) Liters: 5.7
Cubic Inches: 350
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Installation requires left side A/C bracket part number H7608
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1967-1968 GMC C35/C3500 Pickup
Engine Type V8
Engine Size(s) Liters: 5.3
Cubic Inches: 327
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Installation requires left side A/C bracket part number H7608
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1967 GMC C35/C3500 Pickup
Engine Type V8
Engine Size(s) Liters: 4.6
Cubic Inches: 283
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Installation requires left side A/C bracket part number H7608
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1968-1973 GMC C35/C3500 Pickup
Engine Type V8
Engine Size(s) Liters: 5.0
Cubic Inches: 307
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Installation requires left side A/C bracket part number H7608
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1969-1974 GMC C35/C3500 Pickup
Engine Type V8
Engine Size(s) Liters: 5.7
Cubic Inches: 350
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Installation requires left side A/C bracket part number H7608
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1967-1968 GMC K15/K1500 Pickup
Engine Type V8
Engine Size(s) Liters: 5.3
Cubic Inches: 327
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Installation requires left side A/C bracket part number H7608.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1967 GMC K15/K1500 Pickup
Engine Type V8
Engine Size(s) Liters: 4.6
Cubic Inches: 283
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Installation requires left side A/C bracket part number H7608.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1968-1973 GMC K15/K1500 Pickup
Engine Type V8
Engine Size(s) Liters: 5.0
Cubic Inches: 307
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Installation requires left side A/C bracket part number H7608.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1969-1974 GMC K15/K1500 Pickup
Engine Type V8
Engine Size(s) Liters: 5.7
Cubic Inches: 350
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Installation requires left side A/C bracket part number H7608.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1967-1968 GMC K15/K1500 Suburban
Engine Type V8
Engine Size(s) Liters: 5.3
Cubic Inches: 327
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Installation requires left side A/C bracket part number H7608.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1967 GMC K15/K1500 Suburban
Engine Type V8
Engine Size(s) Liters: 4.6
Cubic Inches: 283
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Installation requires left side A/C bracket part number H7608.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1968-1973 GMC K15/K1500 Suburban
Engine Type V8
Engine Size(s) Liters: 5.0
Cubic Inches: 307
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Installation requires left side A/C bracket part number H7608.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1969-1974 GMC K15/K1500 Suburban
Engine Type V8
Engine Size(s) Liters: 5.7
Cubic Inches: 350
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Installation requires left side A/C bracket part number H7608.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1967-1968 GMC K25/K2500 Pickup
Engine Type V8
Engine Size(s) Liters: 5.3
Cubic Inches: 327
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Installation requires left side A/C bracket part number H7608.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1968-1973 GMC K25/K2500 Pickup
Engine Type V8
Engine Size(s) Liters: 5.0
Cubic Inches: 307
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Installation requires left side A/C bracket part number H7608.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1969-1974 GMC K25/K2500 Pickup
Engine Type V8
Engine Size(s) Liters: 5.7
Cubic Inches: 350
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Installation requires left side A/C bracket part number H7608.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1967-1968 GMC K25/K2500 Suburban
Engine Type V8
Engine Size(s) Liters: 5.3
Cubic Inches: 327
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Installation requires left side A/C bracket part number H7608.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1967 GMC K25/K2500 Suburban
Engine Type V8
Engine Size(s) Liters: 4.6
Cubic Inches: 283
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Installation requires left side A/C bracket part number H7608.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1968-1973 GMC K25/K2500 Suburban
Engine Type V8
Engine Size(s) Liters: 5.0
Cubic Inches: 307
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Installation requires left side A/C bracket part number H7608.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1969-1974 GMC K25/K2500 Suburban
Engine Type V8
Engine Size(s) Liters: 5.7
Cubic Inches: 350
Notes
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Installation requires left side A/C bracket part number H7608.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1968-1973 GMC K35/K3500 Pickup
Engine Type V8
Engine Size(s) Liters: 5.0
Cubic Inches: 307
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Installation requires left side A/C bracket part number H7608.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1968 GMC K35/K3500 Pickup
Engine Type V8
Engine Size(s) Liters: 5.3
Cubic Inches: 327
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Installation requires left side A/C bracket part number H7608..
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.
  • Installation requires left side A/C bracket part number H7608.

Year / Make / Model 1969-1974 GMC K35/K3500 Pickup
Engine Type V8
Engine Size(s) Liters: 5.7
Cubic Inches: 350
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Installation requires left side A/C bracket part number H7608.

Year / Make / Model 1979-1986 GMC C1500
Engine Type V8
Engine Size(s) Liters: 5.0, 5.7
Cubic Inches: 305, 350
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1979-1980 GMC C1500
Engine Type V8
Engine Size(s) Liters: 6.6
Cubic Inches: 400
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1979-1986 GMC C1500 Suburban
Engine Type V8
Engine Size(s) Liters: 5.0, 5.7
Cubic Inches: 305, 350
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1979-1986 GMC C2500
Engine Type V8
Engine Size(s) Liters: 5.7
Cubic Inches: 350
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1979 GMC C2500
Engine Type V8
Engine Size(s) Liters: 6.6
Cubic Inches: 400
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1980-1986 GMC C2500
Engine Type V8
Engine Size(s) Liters: 5.0
Cubic Inches: 305
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1979-1986 GMC C2500 Suburban
Engine Type V8
Engine Size(s) Liters: 5.7
Cubic Inches: 350
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1980 GMC C2500 Suburban
Engine Type V8
Engine Size(s) Liters: 6.6
Cubic Inches: 400
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1982-1986 GMC C2500 Suburban
Engine Type V8
Engine Size(s) Liters: 5.0
Cubic Inches: 305
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1979-1986 GMC C3500
Engine Type V8
Engine Size(s) Liters: 5.7
Cubic Inches: 350
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1979 GMC C3500
Engine Type V8
Engine Size(s) Liters: 6.6
Cubic Inches: 400
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Installation requires left side A/C bracket part number H7608.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1986 GMC C3500
Engine Type V8
Engine Size(s) Liters: 5.0
Cubic Inches: 305
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1979-1986 GMC K1500
Engine Type V8
Engine Size(s) Liters: 5.7
Cubic Inches: 350
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1979-1980 GMC K1500
Engine Type V8
Engine Size(s) Liters: 6.6
Cubic Inches: 400
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1981-1986 GMC K1500
Engine Type V8
Engine Size(s) Liters: 5.0
Cubic Inches: 305
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1979-1986 GMC K1500 Suburban
Engine Type V8
Engine Size(s) Liters: 5.7
Cubic Inches: 350
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1979-1980 GMC K1500 Suburban
Engine Type V8
Engine Size(s) Liters: 6.6
Cubic Inches: 400
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1982 GMC K1500 Suburban
Engine Type V8
Engine Size(s) Liters: 5.0
Cubic Inches: 305
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1979-1986 GMC K2500
Engine Type V8
Engine Size(s) Liters: 5.7
Cubic Inches: 350
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1979-1980 GMC K2500
Engine Type V8
Engine Size(s) Liters: 6.6
Cubic Inches: 400
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1979-1986 GMC K2500 Suburban
Engine Type V8
Engine Size(s) Liters: 5.7
Cubic Inches: 350
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1979-1980 GMC K2500 Suburban
Engine Type V8
Engine Size(s) Liters: 6.6
Cubic Inches: 400
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1979-1986 GMC K3500
Engine Type V8
Engine Size(s) Liters: 5.7
Cubic Inches: 350
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1979-1980 GMC K3500
Engine Type V8
Engine Size(s) Liters: 6.6
Cubic Inches: 400
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1987-1991 GMC R1500 Suburban
Engine Type V8
Engine Size(s) Liters: 5.7
Cubic Inches: 350
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1987-1989 GMC R2500
Engine Type V8
Engine Size(s) Liters: 5.7
Cubic Inches: 350
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1987 GMC R2500
Engine Type V8
Engine Size(s) Liters: 5.0
Cubic Inches: 305
Notes
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.

Year / Make / Model 1987-1991 GMC R2500 Suburban
Engine Type V8
Engine Size(s) Liters: 5.7
Cubic Inches: 350
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1987-1991 GMC R3500
Engine Type V8
Engine Size(s) Liters: 5.7
Cubic Inches: 350
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1976-1978 GMC C15
Engine Type V8
Engine Size(s) Liters: 6.6
Cubic Inches: 400
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Installation requires left side A/C bracket part number H7608.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1977-1978 GMC C15
Engine Type V8
Engine Size(s) Liters: 5.0
Cubic Inches: 305
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Installation requires left side A/C bracket part number H7608.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1975-1978 GMC C15 Suburban
Engine Type V8
Engine Size(s) Liters: 5.7
Cubic Inches: 350
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Installation requires left side A/C bracket part number H7608.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1977-1978 GMC C15 Suburban
Engine Type V8
Engine Size(s) Liters: 5.0
Cubic Inches: 305
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Installation requires left side A/C bracket part number H7608.
  • This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1975-1978 GMC C25
Engine Type V8
Engine Size(s) Liters: 5.7
Cubic Inches: 350
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Installation requires left side A/C bracket part number H7608.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1976-1978 GMC C25
Engine Type V8
Engine Size(s) Liters: 6.6
Cubic Inches: 400
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Installation requires left side A/C bracket part number H7608.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1975-1978 GMC C25 Suburban
Engine Type V8
Engine Size(s) Liters: 5.7
Cubic Inches: 350
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Installation requires left side A/C bracket part number H7608.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1977-1978 GMC C25 Suburban
Engine Type V8
Engine Size(s) Liters: 5.0
Cubic Inches: 305
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Installation requires left side A/C bracket part number H7608.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1978 GMC C25 Suburban
Engine Type V8
Engine Size(s) Liters: 6.6
Cubic Inches: 400
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Installation requires left side A/C bracket part number H7608.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1975-1978 GMC C35
Engine Type V8
Engine Size(s) Liters: 5.7
Cubic Inches: 350
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Installation requires left side A/C bracket part number H7608. 1979 and later vehicles with short compressors can use the stock bracket.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1976-1978 GMC C35
Engine Type V8
Engine Size(s) Liters: 6.6
Cubic Inches: 400
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Installation requires left side A/C bracket part number H7608.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1978 GMC C35
Engine Type V8
Engine Size(s) Liters: 5.0
Cubic Inches: 305
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Installation requires left side A/C bracket part number H7608.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1970-1991 GMC Jimmy
Engine Type V8
Engine Size(s) Liters: 5.7
Cubic Inches: 350
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Installation requires left side A/C bracket part number H7608. 1979 and later vehicles with short compressors can use the stock bracket.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1970-1973 GMC Jimmy
Engine Type V8
Engine Size(s) Liters: 5.0
Cubic Inches: 307
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Installation requires left side A/C bracket part number H7608.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1975-1979 GMC Jimmy
Engine Type V8
Engine Size(s) Liters: 6.6
Cubic Inches: 400
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Installation requires left side A/C bracket part number H7608. 1979 and later vehicles with short compressors can use the stock bracket.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1977-1987 GMC Jimmy
Engine Type V8
Engine Size(s) Liters: 5.0
Cubic Inches: 305
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Installation requires left side A/C bracket part number H7608. 1979 and later vehicles with short compressors can use the stock bracket.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1975-1978 GMC K15
Engine Type V8
Engine Size(s) Liters: 6.6
Cubic Inches: 400
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Installation requires left side A/C bracket part number H7608.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1977-1978 GMC K15
Engine Type V8
Engine Size(s) Liters: 5.0
Cubic Inches: 305
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Installation requires left side A/C bracket part number H7608.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1975-1978 GMC K15 Suburban
Engine Type V8
Engine Size(s) Liters: 5.7, 6.6
Cubic Inches: 350, 400
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Installation requires left side A/C bracket part number H7608.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1975-1978 GMC K25
Engine Type V8
Engine Size(s) Liters: 5.7, 6.6
Cubic Inches: 350, 400
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Installation requires left side A/C bracket part number H7608.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.
  • Installation requires left side A/C bracket part number H7608.

Year / Make / Model 1977-1978 GMC K25
Engine Type V8
Engine Size(s) Liters: 5.0
Cubic Inches: 305
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Installation requires left side A/C bracket part number H7608.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1975-1978 GMC K25 Suburban
Engine Type V8
Engine Size(s) Liters: 5.7, 6.6
Cubic Inches: 350, 400
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Installation requires left side A/C bracket part number H7608.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1977-1978 GMC K25 Suburban
Engine Type V8
Engine Size(s) Liters: 5.0
Cubic Inches: 305
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Installation requires left side A/C bracket part number H7608..
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1977-1978 GMC K35
Engine Type V8
Engine Size(s) Liters: 5.7, 6.6
Cubic Inches: 350, 400
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Installation requires left side A/C bracket part number H7608.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.
  • Installation requires left side A/C bracket part number H7608.

Year / Make / Model 1987 GMC R1500
Engine Type V8
Engine Size(s) Liters: 5.0, 5.7
Cubic Inches: 305, 350
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

Year / Make / Model 1987 GMC V1500
Engine Type V8
Engine Size(s) Liters: 5.0, 5.7
Cubic Inches: 305, 350
Notes
  • Fits most angle plug heads.
  • Fits D-Port cylinder heads including ZZ4 crate engines. Will Not fit GM Fast Burn head PN 19300955 or SP350, SP383 & ZZ6 engines.
  • Tri Y design. This long tube header has excellent ground clearance with collector above the bottom of the frame rails.

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