EXCEPT Diesel engine. EXCEPT vehicles with Dual Rear Wheels. This 3.5" diameter Cat-Back™ system features the classic BORLA® S-Type sound with no drone inside the vehicle. The system exits thru a 5" round black chrome on T-304 stainless steel tip. Using BORLA® 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. A system with a bright chrome on T-304 stainless steel tip is also available. Add Extension Pipe 60713 For Crew Cab With Long Bed (8' 2") 172" Wheelbase vehicles. BORLA® Cat-Back™ and 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® 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® 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
2020-2025	Chevrolet	Silverado 2500 HD	Custom
2020-2025	Chevrolet	Silverado 2500 HD	High Country
2020-2025	Chevrolet	Silverado 2500 HD	LT
2020-2025	Chevrolet	Silverado 2500 HD	LTZ
2020-2025	Chevrolet	Silverado 2500 HD	WT
2024-2025	Chevrolet	Silverado 2500 HD	ZR2
2020-2025	Chevrolet	Silverado 3500 HD	High Country
2020-2025	Chevrolet	Silverado 3500 HD	LT
2020-2025	Chevrolet	Silverado 3500 HD	LTZ
2020-2025	Chevrolet	Silverado 3500 HD	WT
2020-2025	GMC	Sierra 2500 HD	AT4
2024-2025	GMC	Sierra 2500 HD	AT4X
2020-2021	GMC	Sierra 2500 HD	Base
2020-2025	GMC	Sierra 2500 HD	Denali
2024-2025	GMC	Sierra 2500 HD	Denali Ultimate
2022-2025	GMC	Sierra 2500 HD	Pro
2020-2025	GMC	Sierra 2500 HD	SLE
2020-2025	GMC	Sierra 2500 HD	SLT
2020-2025	GMC	Sierra 3500 HD	AT4
2020-2021	GMC	Sierra 3500 HD	Base
2020-2025	GMC	Sierra 3500 HD	Denali
2024-2025	GMC	Sierra 3500 HD	Denali Ultimate
2022-2025	GMC	Sierra 3500 HD	Pro
2020-2025	GMC	Sierra 3500 HD	SLE
2020-2025	GMC	Sierra 3500 HD	SLT