aFe Power 49-43067-P MACH Force-Xp 3" Stainless Steel Cat-Back Exhaust System with Polished Tip for Ford F-150 Ecoboost Produced +35 horsepower and +39 pounds x feet of torque verified by our in house dyno, 3" into 3.5" Diameter stainless steel tubing A single side exit 4-1/2" high luster polished, rolled slash cut, stainless steel tip is included for an aggressive style, Includes a free-flowing stainless steel muffler OE-style bayonet hangers are used to maintain a stable pipe Uses all factory mounting locations providing stability and a hassle-free installation Manufactured and Assembled in the USA