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Old 04-29-2018, 07:33 PM   #4
NoHaveMSG
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Just because you have a catted header does not mean it will not throw a CEL.

You can try to add an o2 sensor spacer but it is not guaranteed to work.

http://www.ft86speedfactory.com/o2-s...B#.WuZH6-jwbrc

Tune would be sure fix.
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