DynoMax Header-Back Exhaust Pipe Kit - 2-1/4 in Pipe Diameter - GM Fullsize Truck 1973-87 89004 Mobil 1 0L engine is perfect for

0L engine is perfect for the person looking for an aggressive exterior sound level with all of the performance benefits that you would expect from Flowmaster

8 an Male to 8 an Female

Gold Iridited

Integrated Filter

Note to users of Hans® devices: If replacing one of these devices that originally used spring-post anchors

DynoMax Header-Back Exhaust Pipe Kit - 2-1/4 in Pipe Diameter - GM Fullsize Truck 1973-87 89004 Mobil 1 0L engine is perfect forDynoMax 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