S-Type Cat-Back(tm) Exhaust System 2009-2013 Chevrolet Silverado 1500/ GMC Sierra 1500 4.8/ 5.3L/ 6.0L V8 Automatic/ Manual Transmission 2/4WD Ext. Cab With Std. Bed (6' 7") 143.5" Wheelbase/ Crew Cab With Short Bed (5' 9") 143.5" Wheelbase

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.