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      01-27-2013, 01:59 AM   #88
xnfsx
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Drives: E90 M3 2011.75
Join Date: Jan 2012
Location: NY

iTrader: (4)

Quote:
Originally Posted by chrisko
Quote:
Originally Posted by xnfsx View Post
Guess what guys...EVEN A AFTERMARKET CATTED DOWNPIPE GETS A DAMN CEL LIGHT....so retarded.
Wow.... Seriously? This is going to get annoying.
yea. reason is because a hi flow cat is too much flow for the o2 sensor still over the stock dp.
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