Quote:
Originally Posted by Trogdor
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These don't work on the X's for the most part; they're generally effective only on older ECU's. Basically the same thing as a $5 spark plug non-fouler which many of us used to run on previous cars. Just delete it and never worry about it again. X's love to eat rear o2 sensors once modified. If you insist on keeping yours though you can get a generic brand instead of OEM, but plan to continually replace it.