Doug's Headers D202-SS: 1-7/8" 304 Stainless Steel Long Tube Header, 3" Collector (FITS: 68-72 Buick 400-455 Buick V8)

• 3/8” thick 304 stainless machined flanges to prevent warping
• CNC 304 stainless mandrel bent tubes for an accurate fit and improved flow
• Precision formed long transition collectors and long tube design reduce backpressure and increase higher RPM horsepower
• Finish: 304 Stainless Steel
• Primary Tubing Diameter: 1.875-inches
• Long tube headers provide the greatest increases in horsepower and torque across the entire RPM spectrum

Doug's Headers D202-SS  1-7/8-inch 304 Stainless Steel Long Tube Header, 3" Collector 

Iconic Doug’s Headers for top selling applications redefined in Stainless Steel. Superior resistance to rust and corrosion with an impeccable finish.

• 3/8-inch thick 304 stainless machined flanges to prevent warping


• CNC 304 stainless mandrel bent tubes for an accurate fit and improved flow


• Precision formed long transition collectors and long tube design reduce backpressure and increase higher RPM horsepower

Long tube headers provide the greatest increases in horsepower and torque across the entire RPM spectrum. The choice of racers worldwide, Doug’s long tube headers are designed for the car owner who wants maximum power and the highest quality header on the market.

• Finish: 304 Stainless Steel


• Material: 304 Stainless Steel


• Design: Full-length


• Primary Tubing Diameter: 1.875-inches


• Collector Port Diameter: 3.0-inches


• Port Shape: SAP


• 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


• Sheen Level: Satin


• Fitment - The Buyer is responsible for confirming fit to their vehicle.

Fitment Note: Header applications are based on original engine and cylinder head port centerlines unless otherwise noted. Raised port cylinder heads will cause installation issues.

FITS: {1968 - 1972 Buick 400-455 Buick V8} 1968 - 1969 Buick GS 400 / 1970 - 1972 Buick GS 455 / 1968 Buick Skylark / 1970 - 1971 Buick Skylark / 1968 - 1969 Buick Sportwagon / 1970 Buick Sportwagon