Doug's Headers D901 2.5" 409 Stainless Steel Y-Pipe Camaro Small Block Chevrolet 82-92

Doug's Headers D901 2.5" 409 Stainless Steel Y-Pipe Camaro Small Block Chevrolet 82-92

Part Number: D901 / UPC 694342510954
  • Doug's Headers D901 2.5" 409 Stainless Steel Y-Pipe Camaro Small Block Chevrolet 82-92

Product Info
  • Made from aluminized tubing (A787) for superior corrosion resistance.
  • Doug's X-pipe and Y-pipe kits help to balance exhaust pressure resulting in increased low R.P.M. power.
  • Includes all Hardware
  • Limited One Year Warranty

 

Highlights
  • Made from aluminized tubing (A787) for superior corrosion resistance.
  • Doug's X-pipe and Y-pipe kits help to balance exhaust pressure resulting in increased low R.P.M. power.
  • Includes all Hardware
  • Limited One Year Warranty

Additional Information

Doug's X-pipe and Y-pipe kits help to balance exhaust pressure resulting in increased low R.P.M. power. Our specific fit kits include all the necessary parts and pieces to connect Doug's headers to the factory or aftermarket catalytic converter. Universal kits include 4- 45° bends and one cross-over pipe. Specific fit kits are made from aluminized tubing (A787) for superior corrosion resistance.

Applications and Footnotes

Oldsmobile - 442, Cutlass, Vista Cruiser Wagon
YEARS 68 - 75
ENGINES 400-455
EMISSION CODE
A/C Y
P/B Y
P/S Y
AUTO COL Y
AUTO FLR Y
STD COL N
STD FLR N
TUBE SIZE (in.) 1 7/8
COLLECTOR SIZE (in.) 3 1/2
PORT SHAPE SAP
Requires removal or modification of locking steering columns if equipped

Oldsmobile - Delta
YEARS 71 - 75
ENGINES 400-455
EMISSION CODE
A/C Y
P/B Y
P/S Y
AUTO COL N
AUTO FLR Y
STD COL N
STD FLR N
TUBE SIZE (in.) 1 7/8
COLLECTOR SIZE (in.) 3 1/2
PORT SHAPE SAP

Key for abbreviations and acronyms
2V Two valve cylinder head
DP Dual Smog Pump (emissions device)
PSIG Pounds Per Square Inch Gauge
3V Three valve cylinder head
E.O. Executive Order
RD Round Port
4V Four valve cylinder head
EGR Exhaust Gas Recirculation (emissions device)
REC Rectangle Port
A/C Air Conditioning
FLR Floor
SAP Same As (cylinder head) Port
AUTO Automatice Transmission
MCTBC Metallic Ceramic Thermal Barrier Coating
SP Single Smog Pump (emissions device)
COL Column shift
OVL Oval Port
STD Standard Transmission
COLL Collector
P/B Power Brakes
T.P.I. Tuned Port Injection
DIA Diameter
P/S Power Steering

Download instruction manual
Instruction Manual
Instruction Manual

Download PDF

Reviews

Doug's Headers D901 2.5" 409 Stainless Steel Y-Pipe Camaro Small Block Chevrolet 82-92

Doug's Headers D901 2.5" 409 Stainless Steel Y-Pipe Camaro Small Block Chevrolet 82-92

Part Number: D901 / UPC 694342510954
$269.95
$269.95

Shipping calculated at checkout.
Part Number: D901 / UPC 694342510954
  • 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

Emissions Code

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Product Info
  • Made from aluminized tubing (A787) for superior corrosion resistance.
  • Doug's X-pipe and Y-pipe kits help to balance exhaust pressure resulting in increased low R.P.M. power.
  • Includes all Hardware
  • Limited One Year Warranty

 

Highlights
  • Made from aluminized tubing (A787) for superior corrosion resistance.
  • Doug's X-pipe and Y-pipe kits help to balance exhaust pressure resulting in increased low R.P.M. power.
  • Includes all Hardware
  • Limited One Year Warranty

Additional Information

Doug's X-pipe and Y-pipe kits help to balance exhaust pressure resulting in increased low R.P.M. power. Our specific fit kits include all the necessary parts and pieces to connect Doug's headers to the factory or aftermarket catalytic converter. Universal kits include 4- 45° bends and one cross-over pipe. Specific fit kits are made from aluminized tubing (A787) for superior corrosion resistance.

Applications and Footnotes

Oldsmobile - 442, Cutlass, Vista Cruiser Wagon
YEARS 68 - 75
ENGINES 400-455
EMISSION CODE
A/C Y
P/B Y
P/S Y
AUTO COL Y
AUTO FLR Y
STD COL N
STD FLR N
TUBE SIZE (in.) 1 7/8
COLLECTOR SIZE (in.) 3 1/2
PORT SHAPE SAP
Requires removal or modification of locking steering columns if equipped

Oldsmobile - Delta
YEARS 71 - 75
ENGINES 400-455
EMISSION CODE
A/C Y
P/B Y
P/S Y
AUTO COL N
AUTO FLR Y
STD COL N
STD FLR N
TUBE SIZE (in.) 1 7/8
COLLECTOR SIZE (in.) 3 1/2
PORT SHAPE SAP

Key for abbreviations and acronyms
2V Two valve cylinder head
DP Dual Smog Pump (emissions device)
PSIG Pounds Per Square Inch Gauge
3V Three valve cylinder head
E.O. Executive Order
RD Round Port
4V Four valve cylinder head
EGR Exhaust Gas Recirculation (emissions device)
REC Rectangle Port
A/C Air Conditioning
FLR Floor
SAP Same As (cylinder head) Port
AUTO Automatice Transmission
MCTBC Metallic Ceramic Thermal Barrier Coating
SP Single Smog Pump (emissions device)
COL Column shift
OVL Oval Port
STD Standard Transmission
COLL Collector
P/B Power Brakes
T.P.I. Tuned Port Injection
DIA Diameter
P/S Power Steering

Download instruction manual
Instruction Manual
Instruction Manual

Download PDF

Reviews

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