Dougs Headers D309Y 1 3/4" Tri-Y Header For Chevy Passenger Car/Wagon

Fitment and Product Information
1 3/4" TRI-Y HEADER CHEVROLET PASSENGER CAR/WAGON 409 58-64 METALLIC CERAMIC COATING Brandname: Dougs Headers Part Number: D309Y Product Details:
Doug's CORVETTE SIDEMOUNT HEADERS Metallic Ceramic Coated Header development and design is complex and requires a substantial amount of time and resources to do the job right! Many manufacturers are unwilling to make the commitment and instead offer compromised headers at lower prices. Doug's will not compromise performance, quality or fit to compete with inferior designs at cheap prices. Every Doug's header is tuned with the proper tube size and length to efficiently remove all the exhaust from each cylinder, reducing pumping losses resulting in a dramatic increases in horsepower and torque. Doug's headers are carefully developed on the vehicles they are intended to fit and are re-checked numerous times during the design and manufacturing process. Features:

3/8" Thick machined flanges...no warping

CNC mandrel bent tubes... accurate fit & better flow

Tri-Y headers yield maximum power from off idle to 4500 RPM making them well suited for applications demanding maximum mid-range torque with maximum fuel economy

Heavy 16 gauge tubing...longer life

Tubes are pre-polished to remove scratches and the header is finished with a Metallic Ceramic Thermal Barrier Coating polished to a high luster appearance offering corrosion and heat resistance up to 1400 degrees

WARNING : This product can expose you to chemicals including Styrene, which is known to the State of California to cause cancer. For more information go to

Returns Accepted for this item if it's within 30 Days