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Old 10-05-2012, 11:12 AM   #4
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Member#: 206361
Join Date: Mar 2009
Chapter/Region: NESIC
Location: Windham, NH
2011 sti


Originally Posted by cmiovino View Post
What CEL is it? I'd assume it has something to do with a P0420 for a bad or non-existent cat.
that and because the o2 sensors are A. shot and B. not hooked up. But even if they weren't shot and hooked up it would still throw a CEL because of the way they were designed by the previous owner. what about ebay UEL headers. Will they still cause a CEL?
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