Give your vintage vehicle's exhaust system an upgrade with a DynoMax dual header kit. Designed to attach to OE manifolds, it features a special reducer that allows for a variety of mounting options.

Product Features:

• COMPATIBILITY -- Designed for a variety of full-size 1975-87 GMC trucks and Chevrolet/GMC SUVs 2WD; see product information for compatibility and engine spec
• BUILD IT YOURSELF -- Design and custom fabricate your own exhaust system with this kit that attaches to OE manifolds
• 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; for trucks with OE catalytic converter due to cross member location
• 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