67-69 Firebird 455 HO Long Tube Stainless

Doug's Headers 776-D568-SS Features:

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.

• Natural stainless-steel finish offers superior resistance to rust and corrosion
• 3/8" thick 304 stainless machine 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