aFe Power 49-43071-B Rebel Series Stainless Steel Cat-Back Exhaust System (Black Tips) Added an astounding +11horsepower and +17lbs. x ft. of torque as verified by our in house dyno Constructed 3"-into-2.5" MIG-welded mandrel-bent, stainless steel tubing Unique dual same side tips that exit from in front of the rear passenger tire Includes a High-flow stainless steel muffler Only Fits: Raptor Crew Cab/Short Bed