Features bright chrome on T-304 stainless steel tips. 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-controlled 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.
|PIPE DIAMETER||TIP SIZE||EXIT|
|2.75" into muffler dual 2.25" out||4"||Truck Split Side Exit|
2014-2018 Chevrolet Silverado 1500/ GMC Sierra 1500/ 2019 Silverado 1500 LD ONLY/ Sierra 1500 LD ONLY 5.3L V8 Automatic/ Manual Transmission Extended Cab Standard Bed (78.7")/ Crew Cab Short Bed (69.3") 143.5" Wheelbase.