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Old 10-19-2012, 10:30 AM   #10
mikeSS


 
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Drives: 2015 c7
Join Date: Nov 2009
Location: MI
Posts: 7,462
well you can be tuned and still get a CEL. you are tuned for a cat back and intake correct? chances are the tuner did not touch the cats. but that i mean turn the sensors off
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