Tire pressure is at 42PSI all the way around (max is 44 according to tires). Fuel and Air filters weren't changed very long ago(10k miles or so).
o2 sensors on the other hand have never been changed... that could be good to check out... Thanks!
1999 Mystique LS V6
Alpine CDA-9807, Rear deck sub, Opt. TB, K&N RU-3530/MAF adaptor, custom heatshield, FSVT 17's, SCT 4-program chip, Eibach's/ST200's, Hella Fogs...
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