TTS MasterTune Communication and Diagnostic Tools

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  • Regular price $445.00
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MasterTune Communication and Diagnostic Tools
Communication Interfaces and Cables must be ordered separately.

Communication Interfaces

The MasterTune Communications Interface is the tool that provides 2-way communication between the bike's ECM and a Windows-based laptop/PC utilizing the MasterTune software. The interface also provides stand-alone data logging for diagnostic and calibration support. The MasterTune software package can be downloaded for free at

MasterTune Communications Interface - Single Bike (Blue)

When used for calibration development, this interface marries to the ECM during the first ECM flash and further calibration development can only be performed on that ECM.

When used for vehicle diagnostics and data logging, this interface can be used on any compatible vehicle, even if already married to an ECM.

Compatible with the following Delphi equipped Harley-Davidson Motorcycles:

  • Touring models 2002-present
  • Softail models 2001-present
  • Sportster models 2007-present
  • Street models 2015-present
  • V-Rod models 2002-2017
  • Dyna models 2004-2017