Flowmaster Pro Series Muffler w/ Turndown - 3" Inlet, 3" Outlet - 6" D x 16" L - Aluminized 28315XS8 1974-1974 GMC P35/P3500 Van

1974-1974 GMC P35/P3500 Van

The dash mounted (1968) and column mounted ignition switches are supported

1975-1986 Chevrolet C20

Supports up to 600 HP

Flowmaster Pro Series Muffler w/ Turndown - 3" Inlet, 3" Outlet - 6" D x 16" L - Aluminized 28315XS8 1974-1974 GMC P35/P3500 VanThe Flowmaster PRO Series line of racing silencers will make you a believer. Developed with many of the top race engine builders and race teams around the country. The PRO series silencers feature a dramatic reduction of sound over open headers, without sacrificing your hard earned horsepower and torque. Race proven performance that will put you at the front of the pack. . quietly! The new Pro Series line of mufflers are designed to deliver