COMPATIBILITY -- Designed for a variety of full-size 1973-89 GMC 4WD trucks and Chevrolet 4WD SUVs
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 headers
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 use
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.
COMPATIBILITY -- Designed for a variety of full-size 1973-89 GMC 4WD trucks and Chevrolet 4WD SUVs
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
tailpipes 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
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.