View Single Post
      05-02-2012, 03:32 PM   #53
Private First Class

Drives: 2008 E90 M3
Join Date: Apr 2012
Location: Pretoria

Posts: 154
iTrader: (0)

Originally Posted by bates1325
I have a vibration around 2k rpm to 2.5k... Sounds like coming from under the shifter glove. Doesn't effect performance at all but sounds a tiny bit annoying. Like a metal sound.
Could be knokking try higher octane feul at least a tank full obviously unleadded