Thread: MHD Exhaust Burble
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      06-26-2016, 01:15 PM   #4
335NJ
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Drives: 2008 335i 6MT E90
Join Date: Feb 2014
Location: NJ/Philadelphia Suburbs

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Yes.

MHD just activates the rear speakers with a sound file of the burbling noise. Its either witchcraft or magic, couldn't tell you.
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