05-28-2013, 10:41 PM
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#85
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Major General
Drives: Black M5
Join Date: Apr 2012
Location: Earth 616
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Quote:
Originally Posted by mainly
got your response from the other thread. thanks for posting the dyno video.
you should do a thread on your downpipes impressions!
any check engine light come on? any noticable difference in performance. ie. throttle response?, what company did you go with? how long/how much did install cost?
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Full thread here!
http://f10.m5post.com/forums/showthread.php?t=846339
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