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
2013	Chevrolet	Avalanche	Black Diamond LS
2013	Chevrolet	Avalanche	Black Diamond LT
2013	Chevrolet	Avalanche	Black Diamond LTZ
2007-2012	Chevrolet	Avalanche	LS
2007-2012	Chevrolet	Avalanche	LT
2007-2012	Chevrolet	Avalanche	LTZ
2007-2014	Chevrolet	Suburban 1500	LS
2007-2014	Chevrolet	Suburban 1500	LT
2007-2014	Chevrolet	Suburban 1500	LTZ
2007	Chevrolet	Suburban 1500	Z71
2007-2014	GMC	Yukon XL 1500	SLE
2007-2014	GMC	Yukon XL 1500	SLT