For the extremist who wants to take their truck to the next level, this dual bolt-on Cat back system is for you. This system exists behind the rear tires at an aggressive angle with a powerful exhaust tone. You will gain bold street looks with powerful dyno tuned and tested street performance gains. You can expect to experience gains on average of 15-20 horsepower. Gibson muffler provides a mean performance sound and complemented with polished Stainless Tip. Easy bolt-on installation. No welding required. Backed by a Lifetime Limited Warranty. If you want Extreme, this system is it.

This 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