Catback Borla Chevrolet Silverado Gmc Sierra Cabin Reg 19 23 Borla 140770CF S Type Cat Back Exhaust for 20192025 Silverado Sierra American Racing Sierra 1500 Baja Polished 6 Lug Wheel; 17x9; 12mm Borla pro xs on 2017 Silverado 1500 ltz z71 YouTube Borla 14 18 Silv 5.3L V8 AT MT 2+4WD Ext Cab(78.7) Crew Cab(69.3) 143.. Borla Cat Back and Rear Section exhaust systems feature patented straight through and multi core technology to unleash hidden horsepower. Increased exhaust velocity adds power; driving excitement; fuel economy; and the distinctive Borla Sound of power respected enthusiasts everywhere. Each system is built from premium 300 series austenitic stainless steel; superior to T 400 series knockoffs; to give you the absolute best in performance and durability. Ultra smooth mandrel bends ensure maximum flow and 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 would expect from the worlds most experienced and most winning exhaust brad. 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