Whats the deal with the modified mufflers? Is there an audible sound difference?
If you have a video that'd be great. I'm local, and if these fit the bill, i'll pick the muffler up this week.
Thanks!
__________________
07 SG 335i GONE!
COBB - Burger Motorsports -Ultimate Racing - Evolution Racewerks - TiAL- AMS
In Winter Mode - Dunlop Wintersport 3D/Sport Edition Wheels
|