This MBRP exhaust system is perfect for Ford F-150 owners from 2021 to 2024 who want to enhance their vehicle's performance and sound. Whether you're driving on the highway or off - road, this exhaust will make your truck stand out. It's great for those in dry climates or anyone looking for a budget - friendly option. The system uses heavy - gauge aluminized steel tubing, which is 4 inches in diameter and mandrel - bent for smooth exhaust flow.