Doug's Headers D3373 1 5/8" 4-Tube Manifold Replacement Header Chevrolet Truck 5.3L 02-13 Metallic Ceramic Coating
Doug's Headers D3373 1 5/8" 4-Tube Manifold Replacement Header Chevrolet Truck 5.3L 02-13 Metallic Ceramic Coating
Features & Benefits
Features & Benefits
- 3/8" Thick machined flanges to prevent warping
- Precision formed long transition collectors and long tube design reduces backpressure and increases higher RPM horsepower
- Heavy duty 16-gauge tubing for long life
- Tubes are pre-polished to removed scratches before applying metallic ceramic or hi-temp black coating
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
Specifications
| Finish | Metallic Ceramic Coated |
|---|---|
| Material | Steel |
| Design | Shorty |
| Primary Tubing Diameter | 1.625 Inches |
| Collector Port Diameter | 2.5 Inches |
| Port Shape | Round |
| Tube Wall Thickness | 16 Gauge |
| Flange Thickness | 0.375 Inches |
| Collector Attachment | 3-Bolt Flange |
| Oxygen Sensor Port | No |
| Gasket Or Seal Included | Yes |
| Mounting Hardware Included | Yes |
| Grade Type | Performance |
| Color | Silver |
| Sheen Level | Semi-Gloss |
Installation instructions
Installation instructions
Shipping & Delivery
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.
- Once an item has tracking info, it cannot be cancelled. If you decide you don’t want the items after shipment, please take receipt of the item and process it via our return policy. Thank you for understanding!
Returns, Replacements & Warranty
Returns, Replacements & Warranty
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.
Warranty
All Doug's headers and exhaust products are guaranteed, to the original purchaser, to be free of defects in materials and workmanship for one year. This warranty covers the replacement or repair of the product only and does not cover the cost of removal and installation, customer applied aftermarket coatings or any other discoloration or corrosion of finished surfaces. Damage or product failure resulting from collision,improper installation, off-road use, road hazards, the use of exhaust insulting wrap or like products or rust occurring after installation, is not covered by the warranty. Should a part become defective it should be returned to the original selling retailer and must be accompanied with the original sales receipt. If there is no retailer in your area, call the factory for a return authorization and return your part prepaid to the factory for inspection. PerTronix reserves the right to replace or repair the alleged defective part and return the part freight collect.
Reviews
Reviews
Doug's Headers D3373 1 5/8" 4-Tube Manifold Replacement Header Chevrolet Truck 5.3L 02-13 Metallic Ceramic Coating
Doug's Headers D3373 1 5/8" 4-Tube Manifold Replacement Header Chevrolet Truck 5.3L 02-13 Metallic Ceramic Coating
Starting at $56/mo or 0% APR with Affirm. See if you qualify
- Free shipping on $99+ orders in lower 48 states
- 90-day return policy
- We’re here to help! Call us on 909-599-5955
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Doug's Headers D3373 1 5/8" 4-Tube Manifold Replacement Header Chevrolet Truck 5.3L 02-13 Metallic Ceramic Coating
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EMISSIONS CODE
What does this emissions code mean?
C.A.R.B. EO Number: D-57-48
Features & Benefits
Features & Benefits
- 3/8" Thick machined flanges to prevent warping
- Precision formed long transition collectors and long tube design reduces backpressure and increases higher RPM horsepower
- Heavy duty 16-gauge tubing for long life
- Tubes are pre-polished to removed scratches before applying metallic ceramic or hi-temp black coating
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
Specifications
| Finish | Metallic Ceramic Coated |
|---|---|
| Material | Steel |
| Design | Shorty |
| Primary Tubing Diameter | 1.625 Inches |
| Collector Port Diameter | 2.5 Inches |
| Port Shape | Round |
| Tube Wall Thickness | 16 Gauge |
| Flange Thickness | 0.375 Inches |
| Collector Attachment | 3-Bolt Flange |
| Oxygen Sensor Port | No |
| Gasket Or Seal Included | Yes |
| Mounting Hardware Included | Yes |
| Grade Type | Performance |
| Color | Silver |
| Sheen Level | Semi-Gloss |
Installation instructions
Installation instructions
Shipping & Delivery
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.
- Once an item has tracking info, it cannot be cancelled. If you decide you don’t want the items after shipment, please take receipt of the item and process it via our return policy. Thank you for understanding!
Returns, Replacements & Warranty
Returns, Replacements & Warranty
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.
Warranty
All Doug's headers and exhaust products are guaranteed, to the original purchaser, to be free of defects in materials and workmanship for one year. This warranty covers the replacement or repair of the product only and does not cover the cost of removal and installation, customer applied aftermarket coatings or any other discoloration or corrosion of finished surfaces. Damage or product failure resulting from collision,improper installation, off-road use, road hazards, the use of exhaust insulting wrap or like products or rust occurring after installation, is not covered by the warranty. Should a part become defective it should be returned to the original selling retailer and must be accompanied with the original sales receipt. If there is no retailer in your area, call the factory for a return authorization and return your part prepaid to the factory for inspection. PerTronix reserves the right to replace or repair the alleged defective part and return the part freight collect.
Reviews
Reviews
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