Universal VALVED muffler kit Exhaust pipe size:3.0 inch / 76 MM The most aggressive front lip

The most aggressive front lip for the E9x M3

-Excellent Fitment

The JB4 installs and removes easily and includes many unique features not found in any other tune including user adjustable 1st and 2nd gear boost limiting

2 Carbon fiber front bumper air duct covers

If you are planning to tune your S58

Universal VALVED muffler kit Exhaust pipe size:3.0 inch / 76 MM The most aggressive front lipAt last, A product you can fit to nearly any vehicle allowing full control over your vehicles sound. Gone are the days where you were forced to compromise. At Valvetronic Designs, we don't compromise, neither should you. Our universal mufflers are applicable to nearly all cars, trucks, SUVs. Here is how it works: Mufflers come with a vacuum control box and vacuum line allowing for an easy install. The mufflers install just like any muffler but plug in