View Single Post
      03-10-2010, 09:23 PM   #10
Lemans_Blue_M
Automotive Industry Insider
Lemans_Blue_M's Avatar
United_States
19
Rep
1,948
Posts

 
Drives: Lemans Blue M3
Join Date: Aug 2007
Location: Texas

iTrader: (0)

Quote:
Originally Posted by bame_E92 View Post
Does anyone know the best way to up the noise on the 2009 E92 OEM exhaust? I want to keep the stock exhaust so I'm just looking for something to add that extra roar. I heard of some kind of valve that can be installed but I'm not sure exactly what it's called. Any suggestions?
It's called an exhaust cut out valve...

__________________
The best is yet to come...