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The Gibson Dual Extreme cat-back for 2002–2005 Chevrolet Silverado 2500 HD (6.0L) is an aluminized bolt-on system that exits behind the rear tires and produces a bold, aggressive exhaust note. Dyno-tuned gains typically fall in the 15–20 hp range, and the kit includes polished tips, factory-style hangers and all necessary hardware for clamp-on installation, plus a lifetime limited warranty.
Gibson 02-05 Chevrolet Silverado 2500 HD Base 6.0L 2.5in Cat-Back Dual Extreme Exhaust - Aluminized
