Thread: DIY: 335i Exhaust Sound Mod. Better, and even easier than golf tee mod.
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      03-26-2008, 05:05 PM   #115
googoomas
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Drives: 155mph (Stupid Limiter)
Join Date: Apr 2007
Location: Portland

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unhooked these on both my e90 and my brothers e92 this weekend. super pleased with the slight sound increase. really noticeable around 3k...
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