This MBRP exhaust system is perfect for Ford F150 owners from 2004 to 2008 who want to enhance their vehicle's performance without breaking the bank. Whether you're cruising on the highway or taking your truck off - road, this exhaust will give you a great sound and improved power. The heavy - gauge Aluminized Steel tubing is a great choice if you live in a dry area. It's designed to fit specific sub - models of the Ford F150, so make sure to check the fitment list. With mandrel - bent tubing, it ensures smooth exhaust flow for better engine performance.