Thread: Challenge Sport X-Pipe Install
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      04-13-2013, 02:56 PM   #17
ERinEC
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Drives: '11 AW E92 M3
Join Date: May 2012
Location: MD

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Quote:
Originally Posted by 1MOREMOD View Post
It does get more raspy but I really liked it. I had a used one I just sold.
What did you switch to?
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