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      08-28-2007, 04:58 PM   #41
mike328
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United_States
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Drives: 328i 4door
Join Date: Mar 2007
Location: cali/Ontario

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hey OBI Agent check this link to one of the thereads. this will help you out find some performance and sound gain. their are many exhaust sounds clips and pictures so check it out everyone. http://www.e90post.com/forums/showthread.php?t=79689