Thread: DIY: 335i Exhaust Sound Mod. Better, and even easier than golf tee mod.
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      01-30-2010, 08:16 PM   #323
E90aL
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Drives: n52
Join Date: Jul 2009
Location: Arcadia

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i have an 06 330i but the valve is always open. is there something wrong, i didnt unplug the thing
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