Thread: DIY: 335i Exhaust Sound Mod. Better, and even easier than golf tee mod.
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      05-03-2010, 07:12 PM   #335
jaco
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Drives: 2011 E90 M3 SSII
Join Date: May 2010
Location: Indy

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How much louder does the car get?
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Jacob

2015 Chevy SS In
2011 E90 M3 DCT SSII Out
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