Gibson 99-05 Chevrolet Silverado 1500 Base 4.3L 2.5in Cat-Back Dual Split Exhaust - Aluminized

For the enthusiast who wants an awesome look and aggressive throaty sound this Dual Split Cat back exhaust is for you. Gibson Exhaust Systems decrease backpressure and produce more torque and increased horsepower. Typical gains average of 15-20 horsepower. Stainless dual Tip exit straight out the back. Works with most bumpers, roll pans and trailer hitches. Exhaust sound is louder under towing conditions. Hassle Free bolt- on installation. No welding required. Backed by a Lifetime Limited Warranty.Installation InstructionsCertificate of OriginThis Part Fits: Year Make Model Submodel 1999-2005 Chevrolet Silverado 1500 Base 2004 Chevrolet Silverado 1500 Hybrid 1999-2006 Chevrolet Silverado 1500 LS 1999-2006 Chevrolet Silverado 1500 LT 2004,2006 Chevrolet Silverado 1500 WT 2004 Chevrolet Silverado 1500 Z71 Off-Road 2007 Chevrolet Silverado 1500 Classic LS 2007 Chevrolet Silverado 1500 Classic LT 2007 Chevrolet Silverado 1500 Classic WT 1999-2000 Chevrolet Silverado 2500 Base 1999-2000 Chevrolet Silverado 2500 LS 1999-2000 Chevrolet Silverado 2500 LT 2002-2005 GMC Sierra 1500 Base 1999-2003,2006 GMC Sierra 1500 SL 1999-2006 GMC Sierra 1500 SLE 1999-2006 GMC Sierra 1500 SLT 2003-2006 GMC Sierra 1500 WT 2007 GMC Sierra 1500 Classic Hybrid 2007 GMC Sierra 1500 Classic SL 2007 GMC Sierra 1500 Classic SLE 2007 GMC Sierra 1500 Classic SLT 2007 GMC Sierra 1500 Classic WT 1999-2000 GMC Sierra 2500 SL 1999-2000 GMC Sierra 2500 SLE 1999-2000 GMC Sierra 2500 SLT