BMW 3-Series (E90 E92) Forum - View Single Post - Sound Clip

|2ed · 03-08-2011, 06:52 AM

I thought N55 come with DV and air is being recirculated. Where did that ''Bov sound" actually derives from after changing the intake?

Thanks.

03-08-2011, 06:52 AM	#47
\|2ed Private First Class 24 Rep 109 Posts Drives: 135i N55 Join Date: Nov 2010 Location: SG iTrader: (0)	I thought N55 come with DV and air is being recirculated. Where did that ''Bov sound" actually derives from after changing the intake? Thanks.
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