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04-23-2012, 10:00 PM
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#50
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Second Lieutenant 
Drives: e92 335i
Join Date: Dec 2011
Location: Hartford, CT
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Idk what the formal term is but an easy and real fix would be a button to cover or uncover header/downpipe dump outs under the drivers and passengers side. That way it's either stock, or loud. No soundproofing would stop that sound. Probably not legal for the factory to do though
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e92 335i sport[/B] 2 GO: Cobb AP Stg 2+, Macht Schnell DPs, Injen intake, Spearco FMIC, Velocity throttle booster, DBA 4000xs rotors, Vibrant Performance catback, Synapse BOV & charge pipe, Hancook V12 EVOs 4 SHOW: DCT paddles, cusco strut, piano black trim, Mtech bumper, aero lip, 19" Miro 111's, angel eye, black: window trim, side mark, kidneys |
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