EXCEPT Diesel engine. EXCEPT vehicles with Dual Rear Wheels. This 3.5" diameter Cat-Back system features the classic BORLA(r) 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(r) Stainless Steel Polish p# 21499 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(r) 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(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
2026	Chevrolet	Silverado 2500 HD	Custom
2026	Chevrolet	Silverado 2500 HD	High Country
2026	Chevrolet	Silverado 2500 HD	LT
2026	Chevrolet	Silverado 2500 HD	LTZ
2026	Chevrolet	Silverado 2500 HD	WT
2026	Chevrolet	Silverado 2500 HD	ZR2
2026	Chevrolet	Silverado 3500 HD	High Country
2026	Chevrolet	Silverado 3500 HD	LT
2026	Chevrolet	Silverado 3500 HD	LTZ
2026	Chevrolet	Silverado 3500 HD	WT
2026	GMC	Sierra 2500 HD	AT4
2026	GMC	Sierra 2500 HD	AT4X
2026	GMC	Sierra 2500 HD	Denali
2026	GMC	Sierra 2500 HD	Denali Ultimate
2026	GMC	Sierra 2500 HD	Pro
2026	GMC	Sierra 2500 HD	SLE
2026	GMC	Sierra 2500 HD	SLT
2026	GMC	Sierra 3500 HD	AT4
2026	GMC	Sierra 3500 HD	Denali
2026	GMC	Sierra 3500 HD	Denali Ultimate
2026	GMC	Sierra 3500 HD	Pro
2026	GMC	Sierra 3500 HD	SLE
2026	GMC	Sierra 3500 HD	SLT