Search results

'02 XLT 4.0. I hav had a heavy foot since i started driving, it was normal for me to creep near 90 everytime i was on a highway. Never thought twice about till gas started going through the roof. then i started noticing i could never break 300 miles on a full tank mixed highway and around town...

Programmer.... Is there one for the 02 XLT 4.0? my Google-fu is failing me i can only find one for the '04. Would that one work for the 02?

So what temp would you want the ecu to think it was for optimum MPG?

Hho..... First Post: I have been looking at these on the Internets and all of the claims seem to be the same as the acetone claims. (which after many tanks, and discussion w/ my co-workers who had also tried this) seems to not work as well (if at all)with computer controlled ignition as it...