This MBRP exhaust system is perfect for Ford Excursion owners from 1999 - 2003 with 7.3L engines. It's great for daily driving, off - road adventures, or anyone who wants to boost their vehicle's performance. Whether you're on the highway or rough terrains, this exhaust can handle it. It's made of corrosion - resistant T409 stainless steel, and the tubing is mandrel - bent for better exhaust flow. It comes with a lifetime warranty, so you can use it worry - free.