Akra slip on what xpipe = pass smog and no CEL??
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06-24-2011, 11:01 PM
Putcha ang ganda...
Drives: 08 MR E92 M3
Join Date: Feb 2010
Location: Los Angeles, Brea CA.
as long as you dont take your OEM primary cat... you can pretty get what you want.
once the primary cat is remove CEL will always come up no matter what. (although some aftermarket xpipe claims that there xpipe will not throw a cel...)
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