In Stock Doug's Headers D309y 1 3/4" Tri-y Header Chevrolet Passenger Car/wagon 409 58-64 Metallic Ceramic Coating Grab It Now [QLYStEoC]
Features & Benefits3/8" thick machined flanges to prevent warpingCNC mandrel bent tubes ensure accurate fit and better flowHeavy 16-guage tubing for longer lifeTubes are pre-polished to removed scratches before applying metallic ceramic or hi-tem
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In Stock Doug's Headers D309y 1 3/4" Tri-y Header Chevrolet Passenger Car/wagon 409 58-64 Metallic Ceramic Coating Grab It Now [QLYStEoC]
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 | Metallic Ceramic Coated |
|---|---|
| Material | Steel |
| Design | Tri-Y |
| Primary Tubing Diameter | 1.75 IN |
| Collector Port Diameter | 2.5 IN |
| Port Shape | SAP |
| 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 | Silver |
| Sheen Level | Semi-Gloss |
What Our Customers Say
Absolutely no complaints!
Great quality product. Genuinely and truly excellent.
- Eirian K..
Absolutely no complaints!
A smart choice for really any single person.
- Tegwen K..
Absolutely no complaints!
A great item. And I do really recommend it.
- Dilys U..