TTS MasterTune - J1850 4 Pin. Fits Softail 2001-2011, Dyna 2004-2011, Touring 2002-2013, Sportster 2007-2013 & V-Rod 2002-2017 - TTS Tuner Gaskets Transmission * Amazingly small

* Amazingly small

* Fits BOTH Air & Water Cooled Models

* Standard O

Roadmaster/Classic

TTS MasterTune - J1850 4 Pin. Fits Softail 2001-2011, Dyna 2004-2011, Touring 2002-2013, Sportster 2007-2013 & V-Rod 2002-2017 - TTS Tuner Gaskets Transmission * Amazingly smallCompatible with the following Delphi equipped Harley Davidson Motorcycles: * Touring models 2002 2013 * Softail models 2001 2011 * XL Sportster models 2007 2013 * V Rod models 2002 2017 * Dyna models 2004 2011 Features & Benefits: * When used for EFI Tuning, this interface marries to the ECM during the first ECM flash further Tuning is restricted to that ECM. * When used for vehicle diagnostics and data logging, this interface can be used on any