EXCEPT ZR2 & AT4X models. Factory Split Rear Exit ONLY. This system features bright chrome on T-304 stainless steel tips. Add Adapter 60706 for Crew Cab with Standard Bed (6' 7") 157" Wheelbase vehicles. 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.

This Part Fits:

Year	Make	Model	Submodel
2020-2021	Chevrolet	Silverado 1500	Custom Trail Boss
2019-2023	Chevrolet	Silverado 1500	High Country
2020-2023	Chevrolet	Silverado 1500	LT Trail Boss
2019-2023	Chevrolet	Silverado 1500	LTZ
2020-2023	Chevrolet	Silverado 1500	RST
2019-2023	GMC	Sierra 1500	AT4
2019-2023	GMC	Sierra 1500	Denali
2022-2023	GMC	Sierra 1500	Denali Ultimate
2019-2023	GMC	Sierra 1500	SLT