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      12-25-2012, 09:23 AM   #12
Drives: 2011 E93 335is
Join Date: Oct 2011
Location: MA

Posts: 698
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Originally Posted by ek99civic
Once you install the downpipes you can switch to Cobb stg2 and it will take care of the CEL. So you wont need the downpipe fix.
I read that somewhere but then they said that it won't pass inspection because the emissions wont be able to communicate with the car. I thought you had to remove the tune?

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