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      10-07-2019, 02:38 PM   #6
JK READY
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Drives: F30 335i
Join Date: Sep 2015
Location: San Diego, CA

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Quote:
Originally Posted by Jeef View Post
wouldn't you need the downpipe fix for smog? what year is your car?
it's a 14.

you would need the downpipe fix for deleting CEL from catted/catless dp.