Thread: DIY: 335i Exhaust Sound Mod. Better, and even easier than golf tee mod.
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      06-28-2009, 01:33 AM   #256
Bmwusa-f36
Michael
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Drives: 2016 M4 Convertible
Join Date: Feb 2009
Location: Berthoud, CO

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I did it 5 days ago with my E93. Nice sound improvement. Especially when the roof is open.
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