PART #: 99999-0615

The KX FI Calibration Kit features a handheld KX FI Calibration Controller which enables riders to adjust engine characteristics, by rewriting actual data maps, to suit their preference

  • Use without a PC: simply plug the KX FI Calibration Controller in the engine’s ECU
  • Built-in color LCD screen with easy-to-use interface
  • SD card compatible for data transfer of maps between the controller and a PC
  • Seven pre-set settings for easy ECU adjustment to suit track conditions
  • ECU maps for fuel injection volume and ignition timing based on throttle position and rpm
  • The KX FI Calibration Controller displays the status of a running engine when connected to the ECU
  • Water-resistant
  • Includes transfer and diagnostic cables, SD memory card, user manual, and carrying case
  • Requires Wire Harness (26011-0933) and Bracket (11056-0505) to operate on all models except the 2011 KX450F and 2011-2012 KX250F (sold separately)
  • 2011 KX450F and 2011 KX250F requires Wire Harness (26011-0315) and Bracket (11056-0597) to operate (sold separately)
  • 2012 KX250F requires Wire Harness (26011-0315) and Bracket (11056-1657) to operate (sold separately)

The KX FI Calibration Controller contains seven pre-set settings that can be quickly and easily used to adjust the ECU to suit track conditions. The provided settings are shown below.


  • Richer fuel setting - fuelling 5% richer than stock
  • Leaner fuel setting - fuelling 5% leaner than stock
  • Advanced ignition setting - ignition advanced 3o from stock
  • Retarded ignition setting - ignition retarded 3o from stock
  • Hard riding surface setting - ignition retarded, fuelling richer
  • Soft riding surface setting - ignition advanced, fuelling leaner
  • Beginner setting - engine power suppressed: ignition retarded, fuelling richer
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Price: $779.96