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      02-20-2015, 11:34 PM   #9
w00tw00t
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Drives: 2016 MW M4
Join Date: Oct 2010
Location: San Jose, CA

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Quote:
Originally Posted by kitw View Post
They will just read your OBD-2 codes. No sniffer. You won't pass the readiness tests unless you have a tune (which I don't think there is one yet). That said, a catless midpipe SHOULD pass since it won't throw any CELs being behind the primary cats and secondary 02 sensors.

That said, I would not take chances - if you fail you get flagged and you'll get the 2 year mandatory tests with a sniffer.
damn ... What a welcome to CA! I dont even have a stock back section ... just my stock DPs.. will have to figure something out..
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