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      10-26-2013, 04:47 PM   #1
vip
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Drives: 2001 Alpine White M5
Join Date: Sep 2008
Location: Fremont, CA

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recommendations for aftermarket downpipe n55 (DELETE!)

I'm doing some research and want to know what the nicest sounding downpipe there is for the stock cat back..

thoughts?

challenge, er?
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Last edited by vip; 11-05-2013 at 02:57 PM..
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