Thread: VA Emissions w/ De-catted Downpipe and JB4
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      02-15-2017, 10:47 PM   #3
izaazk
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Drives: 2013 335i
Join Date: Aug 2016
Location: Chicago, Illinois

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For an OBDII test, you need a catsim so that your ECU sends a ready signal!!!

I just ordered an IO2 CATSIM by area47.... i havnt recieved yet but will post reviews once i get it!

I am in Illinois and am running catless straight up for now!
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