Long Tube Headers for 65-75 Olds 400-455 Olds 1-3/4in Primary D741-B awabsrear-abs Dodge W300 Pickup (1957)

Dodge W300 Pickup (1957)

1 V8 1955 GMC 100-22 288/4

Rear Seat Defense

2001-2006 GMC Sierra 2500 HD

Long Tube Headers for 65-75 Olds 400-455 Olds 1-3/4in Primary D741-B awabsrear-abs Dodge W300 Pickup (1957)Overview: 65 74 Olds 400 455 Long Tube Black Ctd 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. Features: 3 8" Thick machined flanges to prevent warping Precision formed long transition collectors and long tube design reduces backpressure