Description
DynoMax 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 mounting options.
- FLEXIBLE MOUNTING — Special reducer design allows for a variety of mounting options
- IMPROVED FLOW CAPACITY — Smooth bends improve flow capacity over traditional bends
- SPECS — Extra-long tailpipes with side exits with a full 2.25-in. diameter; tail pipes exit each side of vehicle behind rear tires
- COMPLETE SOLUTION — Includes all the necessary clamps, hangers, flanges, gaskets, mounting hardware, intermediate, extension and tail pipes
- PREMIUM MATERIALS?–?Made from quality aluminized steel for durability and long life
- BETTER TOGETHER — Complete your system with premium DynoMax mufflers and DynoMax accessories for a complete performance exhaust system
- WARNING — Not legal for use on pollution-controlled motor vehicles; headers are for racing use only and not intended or applicable for highway useVehicle Applications: 1989-1988,1986-1973 GMC Pickup – K15/1500 1/2 Ton – 4WD, 1986-1973 GMC Pickup – K25/2500 3/4 Ton – 4WD, 1986-1973 GMC Pickup – K30/3500 1 Ton – 4WD, 1987 GMC Pickup – V1500 1/2 Ton – 4WD, 1987 GMC Pickup – V2500 3/4 Ton – 4WD
Vehicle Applications: 1989-1988,1986-1973 GMC Pickup – K15/1500 1/2 Ton – 4WD, 1986-1973 GMC Pickup – K25/2500 3/4 Ton – 4WD, 1986-1973 GMC Pickup – K30/3500 1 Ton – 4WD, 1987 GMC Pickup – V1500 1/2 Ton – 4WD, 1987 GMC Pickup – V2500 3/4 Ton – 4WD
DynoMax Performance Exhaust…the power speaks for itself.
Product Description:
- Exhaust Pipe Kit
- Header-Back
- 2-1/4 in Pipe Diameter
- Steel
- Aluminized
- GM Fullsize Truck 1973-87






