aFe Power 49-03069-P Cat-Back Exhaust System Constructed out of 4" mandrel bent aluminized steel tubing Utilizes a high-flowing single-in dual out muffler Included in this exhaust system is a massive 6" stainless steel tip with a laser-cut stainless steel aFe power plate Fits CC/SB Super Crew/ 5.5' ft. Bed (145"); EC/SB Super Cab/ 6.5' ft. Bed Fits Ford F-150 15-18 V6-2.7L/3.5L (tt)