MBRP 11 Ford F250/350/450 6.7L 4in Filter Back Single Side T409 No Muffler

Our 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. SLM Series Filter Back Exhaust System; 4 in.; Incl. Ext. Pipe/Over Axle Pipe/Tailpipe/Hardware; No Tip Incl.; Single Side Exit; T409 Stainless Steel;