This exhaust system is designed for 1999 - 2003 Ford F - 250/350 Super Duty trucks. It's perfect for drivers in dry areas or those on a budget who want a great - sounding exhaust. The heavy - gauge aluminized steel tubing resists dents. With mandrel - bent tubing, it allows more fresh air into the engine cylinders, boosting power and improving vehicle performance and longevity. It comes with a 1 - year warranty for part numbers ending in P and PLM.