Thread: DIY: 335i Exhaust Sound Mod. Better, and even easier than golf tee mod.
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      03-08-2011, 04:40 PM   #418
Maxicooper
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Drives: E90 335xi
Join Date: Jan 2011
Location: Elicott City, MD

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Try this today. Took me less than 2 minutes.

Slightly louder and had a nice deeper tone. Love it.

Thanks for the sharing.
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