Even a small leak can cause problems down the line, so it’s better to be safe than sorry. By following these simple tips, you can ensure that your cat back installation goes smoothly and without any issues. When it comes to cat back installation tips, there are a few things you need to keep in mind.

To maintain catalyst efficiency, the air–fuel ratio must stay close to stoichiometric and not remain rich or lean for too long. All of Milltek’s performance exhaust systems are manufactured from T304L stainless-steel