Introducing Flowmaster's new line of Flow FX® Cat-back exhaust systems for 2015-2020 Ford F-150 with 2.7L/3.5L Ecoboost, 3.5L TiVCT or 5.0L engines. This dual 2.50-inch system is perfect for the person looking for a moderate to aggressive exterior and interior sound level with all of the performance benefits that you would expect from Flowmaster®. Features include all stainless steel mandrel-bent tubing flowing into a Flow FX straight-through performance muffler for maximum power and a deep aggressive sound. The system is then finished off with dual 2.50-inch tailpipes with dual 4.00-inch black ceramic coated stainless steel tips exiting in front of the rear passenger tire giving it that muscle truck look. Designed for easy installation, this system includes all necessary parts, hardware and detailed instructions. Notes: Fits all 2/4 wheel drives and wheelbases except std cab/short bed.