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The Gibson Dual Extreme cat-back exhaust for 2001–2005 Chevrolet Silverado 2500 HD (6.0L) is a stainless bolt-on system that exits behind the rear tires to produce an aggressive, powerful tone and bold looks. Dyno-tested horsepower gains average 15–20. The system uses a baffled chambered muffler, mandrel-bent tubing and polished clamp-on tips, includes all hardware and factory-style hangers for easy bolt-on installation, and is covered by a lifetime limited warranty.
Gibson 01-05 Chevrolet Silverado 2500 HD Base 6.0L 2.5in Cat-Back Dual Extreme Exhaust - Stainless
