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      02-24-2014, 09:05 PM   #39
kiggy74
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Drives: 2011 335i Xdrive
Join Date: Aug 2013
Location: Ohio

iTrader: (1)

I've noticed a similar sound on my '11 n55 sedan, except mine is stock except for a jb4. Also seems to only happen in 3rd gear WOT.