MBRP 2014 Chevy/GMC 1500 Silverado/Sierra 4.3L V6/5.3L V8 Dual Split Rear T409 3in Cat Back ExhaustOur high flow performance exhaust systems maximize exhaust flow so your engine keeps its cool with lower exhaust temperatures. Your reward will be greater fuel efficiency; more torque; more horsepower; and last but not least a sound that is pure MBRP. XP Series Cat Back Exhaust System; 3 in.; Incl. Ext. Pipe Mid Pipe Muffler Over Axle Pipes Tailpipes Hardware 3. 5 in. Tip; Dual Split Rear Exit; T409 Stainless Steel; 3. 5" OD Tip Included Also fits