DynoMax Header-Back Exhaust Pipe Kit - 2-1/4 in Pipe Diameter - GM Fullsize Truck 1973-87 89004 Mobil 1 you want to know that

you want to know that you're getting everything that you need to complete the installation

Holes give an even better grip

Rears with "Max" option include the substitution of a black thermal coated housing

Hair Pin Style

8 an Male to 8 an Female

DynoMax Header-Back Exhaust Pipe Kit - 2-1/4 in Pipe Diameter - GM Fullsize Truck 1973-87 89004 Mobil 1 you want to know thatDynoMax Header Dual Kit 89004 2. 25 in. Tube Size Includes Reducers Exhaust Pipes 16 Ga. Tail Pipe w Side Exits Hardware Does Not Includes Mufflers Designed To Perform w DynoMax Headers Or Stock Man Special Design For A Variety Of Mounting Options Extra Long 16 gauge Tailpipe Give your vintage vehicle's exhaust system an upgrade with a DynoMax dual header kit. Designed to attach to headers, it features a special reducer that allows for a variety of