Downloads

ExtraEFI CD

All bundled software for the ExtraEFI ECU's can be found here. If you need something and you can't locate it, feel free to contact me using the button in the support section above.

If you are unsure of what you need, start with a CD for MS1, MS2 or MS3! (Please note: This is supplied on a CD with each ECU)

Code History

  • Up to Feb 2012 "V2.1.0p" for normal batch fired ECUs or "V3.003T" for semi-seq
  • Between Feb 2012 to Feb 2014 use "Release V3.2.1" for ALL MS2 ECUs
  • Between March 2014 and Oct 2014 use Release V3.3.1a for MS2 ECUs
  • From Nov 2014 use "Release V3.3.3" for all MS2 ECUs
  • CD for MS1-Extra 029y4 Code

    MX5 PnP CD

    ECU Firmware

    All bundled software for the ExtraEFI ECU's can be found here. If you need something and you can't locate it, feel free to contact me using the button in the support section above.

    If you are unsure of what you need, start with a CD for MS1, MS2 or MS3! (Please note: This is supplied on a CD with each ECU)

    Code History

    • Up to Feb 2012 "V2.1.0p" for normal batch fired ECUs or "V3.003T" for semi-seq
    • Between Feb 2012 to Feb 2014 use "Release V3.2.1" for ALL MS2 ECUs
    • Between March 2014 and Oct 2014 use Release V3.3.1a for MS2 ECUs
    • Between Nov 2014 and May 2015 use "Release V3.3.3" for all MS2 ECUs
    • From June 2015 use "Release V3.4.0" for all MS2 ECUs
    • MS1-Extra 029y4 CodeRelease Notes

      Please read the release notes before installing.

      MS3Release Notes

      Please read the release notes before installing.