MBRP 2007-2008 Chevy/GMC 1500 CC EC 6ft6in bed 4.8/5.3L 3in Cat Back Single Side AL P Series 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. P Series Cat Back Exhaust System; 3 in.; Incl. Ext. Pipe Muffler Tailpipe Hardware; No Tip Incl.; Single Side Exit; Aluminized; No tip included.