| yeah that was just a thought, with regards to exhaust size effecting 02 reading.. introduce propane?.. never heard such a thing, i think u might be referring to someone else... new 02's (saving that for last resort) i did test injectors, but i also used screw driver trick to make sure they were all clicking (not to say that there spraying properly, but they are all clicking, ohmed out right and so far no error codes on ecu. so i think there fine (plus there only 2+ years old, not to say they couldnt be bad, just dont think they are.) yeah im slowly working my way through the list.. gonna sync the throttle bodies tomrrow
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