Originally Posted by btg335i
A valved system would be best...thats what I have on the TT. I can put it in a race or cruise mode. Havent heard of one for the M3 though. I'm fine having a child with it...hell, still need some fun myself. Its not like I'd contemplate straight pipes though.
Innotech makes a valved exhaust for the M3. I think there is one made by evolve too. Haven't personally heard them though. And good for you for being able to have fun with a wife and kid, my fun stopped when I got a wife....Can't imagine what it would be like with a kid..