Quote:
Originally Posted by b1aze
Youll need the accompanying quad muffler axleback at least. There are plenty of options ranging from a $5k kit to a 350shipped eBay piece that fits pretty well. The exhaust piece is where youll really have a problem, unless you have a really high quality exhaust guy.
http://lmgtfy.com/?q=135i+quad+exhaust |
what I meant was if there's any "preferable" brands for quads here in the forums. Or any reviews from previews customers...