FITMENT: 2015-2017 Ford F150 4Dr 2.7L 3.5L 5.0L models (Fits All Cabs & Bed Lengths Except Standard Cabs with 6.5FT Bed). DESCRIPTION: 100% Brand new in box! Comes with 1 set of dual split steel catback exhaust system. Made of T-304 ultra light weight C.N.C machined stainless steel. The light weight and fast air-flow design provides instant performance upgrade. Increases up to 15 horsepower. Necessary hardware for installation are included. Direct bolt on, Professional installation is recommended.