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      07-06-2009, 04:00 PM   #12
tmntmn
///M
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Drives: e92 M3/M-DCT
Join Date: Feb 2008
Location: Bay Area

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Quote:
Originally Posted by JChan View Post
Hmm, how does this sound like with the stock exhaust on?
ppl say that upgrading the xpipe makes the factory muffler louder at WOT but still remain it civil cruising around.
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