Use this exhaust system on your 1999 - 2003 Ford F - 250/350 Super Duty trucks for a smoother and more powerful driving experience. It's perfect for truck owners who want to boost their vehicle's performance and add a great sound. Made from T409 Stainless Steel, it offers good durability. The tubing is mandrel - bent for better exhaust flow, helping your engine breathe easier and perform better.