Quote:
Originally Posted by Smlee3
Hey guys, I paid a local shop to install the AA catted downpipe on my F30 340i. After 500ish miles, I got a CEL. I have MPPSK, no other tunes or mods. Just MPPSK and Active Autowerke’s catted downpipe. Anyone else experience a CEL? I’m really bummed because I spent $1k because of the no CEL guarantee... yet I still got one, and I’m short $300 on the install.
I’m also open to ideas on how to get rid of the CEL. I’m seeing mixed reviews on the O2 spacer (L and straight) on the B58. Some say it works, other say it doesn’t.
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Hey man, any update on your situation? Have been a little nervous since seeing your last post..