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  1. S

    Re-Flash of Chips for Speedo?

    Does anyone know if you can have your ECU chip re-flashed at a dealership in order to compensate for a gear change, to make the speedometer read correctly?
  2. S

    3.55's ? 2001 Bullit

    Depending on your transmission I would recommend at least 3.73's and if you have an AOD or AODE I would recommend 4.10's. This will decrease your gas mileage slightly, but that is a sacrfice of wanting to go faster.
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    Anyone have experiece with AODE and gear changes

    I am going to change the rear gear in my 2000 GT from 3.27's to 4.10's. I am wondering how to correct the speedometer after the swap. I have done some research and everything points to a new module. I need to know if I can get one specially for my car or if I need to get a JET or Hypertech...
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    Calibrating My Speedo for 4.10's

    I was wondering if anyone knew how to re-calibrate the speedometer of a 200 GT with a automatic AODE transmission after change the final gears to 4.10's.