89004 — Dual Pipe Kit Exhaust System Kit

• 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

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