Made a custom exhaust and x-pipe
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09-05-2011, 11:23 PM
Drives: F10 550xi, Alpine white
Join Date: Nov 2006
Location: Montreal, Quebec
No plan to bypass the secondary cats yet, it may get to raspy.
but it may bring in more spooling sound.
makes me go hmmm!!!
F10 550i Xdrive M sport, white
trade-in 2008 E90 M3
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