If you're a Volkswagen Jetta TDI owner looking to enhance your car's performance and sound, the aFe MACHForce XP Exhaust is for you. Whether you're cruising on the highway or hitting the race track, this exhaust will make your driving experience more exciting. It's made from 4 - inch 409 stainless steel tubing and comes with a 24 - inch long muffler. Installation is a breeze as it uses factory mounting locations.