This system features the aggressive ATAK(r) sound and exits through 4" black chrome on T-304 stainless steel tips. Using BORLA(r) Stainless Steel Polish p# 21461 is NOT recommended with these black chrome tips. We suggest cleaning the tips with hot water and a microfiber cloth. BORLA(r) Cat-Back(tm) Axle-Back exhaust systems feature patented straight-through and multi-core technology designed to unleash hidden horsepower. Increased exhaust velocity adds power, driving excitement, fuel economy, and the distinctive BORLA(r) Sound of Power respected by motoring enthusiasts everywhere. Each system is built from premium T-304 stainless steel, superior to T-400 series knockoffs (such as 409), to give you the absolute best in performance and durability. Ultra-smooth mandrel bends ensure maximum flow & power, and precision computer numerical control (CNC) manufacturing ensures an accurate fit. Best of all, BORLA(r) stands behind every system with a Million-Mile Warranty. Just what you'd expect from the world's most experienced (and most winning) exhaust brand.
Warranty


This Part Fits:

Year	Make	Model	Submodel
2016-2018	Chevrolet	Silverado 1500	Custom
2014-2018	Chevrolet	Silverado 1500	High Country
2015-2018	Chevrolet	Silverado 1500	LS
2014-2018	Chevrolet	Silverado 1500	LT
2014-2018	Chevrolet	Silverado 1500	LTZ
2015-2018	Chevrolet	Silverado 1500	SSV
2014-2018	Chevrolet	Silverado 1500	WT
2014-2018	GMC	Sierra 1500	Base
2014-2018	GMC	Sierra 1500	Denali
2014-2018	GMC	Sierra 1500	SLE
2014-2018	GMC	Sierra 1500	SLT