View Single Post
      11-10-2012, 03:59 PM   #6
shivaswrath
Brigadier General
shivaswrath's Avatar
United_States
337
Rep
4,076
Posts

Drives: 2012 335i
Join Date: Apr 2008
Location: Lost in NJ

iTrader: (3)

Quote:
Originally Posted by martinf79 View Post
Yes - only right one is open. The left one is closed on start-up (for first 20 seconds or so). The damper on the left (which closes on start-up) is the one that makes a rattling sound. Do you have this too?
I have the M sport exhaust, so never had this problem. Sounds annoying though...
__________________
2012 335i Mineral Gray
JB4|M Performance Exhaust/Brakes/Suspension/LSD|Bav Stage 1/AMP||ER CP/IC/DP | Dinan CAI/N55 PWG BIG TURBO|BMWF30.com