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Fuelpak FP3 California is an ECM flash tuner for Harley. Connect by Bluetooth to your Smartphone recalibrate parameters without increasing vehicle emissions

California Residents:

Due to the inability to drop ship Free Shipping is unavailable on some California orders please use “Add to Quote” option for delivered pricing 

International Ordering:

Customers located outside the USA please use “Add to Quote” option



Fuelpak FP3 California is an ECM flash tuner that has been listed by the California Air Resources Board as an exempt aftermarket part under Executive Order No. D-632-2. Under the grant of this EO, the Fuelpak FP3 California is permitted for sale and use on 2015 and earlier HDLAN (CAN bus) Harley-Davidson models 2015 and earler, including Touring, Softail, Dyna, Sportster and Street models in the state of California.

Fuelpak FP3 California connects wirelessly by Bluetooth to iPhone and Android smartphones and recalibrates engine parameters without increasing vehicle emissions. Maps are available for exhaust and intake upgrades that either qualify as CARB replacement parts or have been issued a CARB EO, and certain tuning parameters are restricted to ensure compliance with California emissions standards.

Key features that are tunable with Fuelpak FP3 California are Throttle Progressivity (for throttle-by-wire models) and Engine Rev Limit. Other tuning parameters are limited to adjustment in higher RPM and throttle position ranges only.

All standard View Sensor Data features such as RPM, engine temperature, battery voltage and others are available with Fuelpak FP3 California, as well as all the latest user-oriented features like instantaneous/average fuel economy, and horsepower/torque estimators. Diagnostic Trouble Codes can also be read and cleared with Fuelpak FP3 California.


  • The Fuelpak FP3 will revolutionize fuel management for all new Harley-Davidson models now using the HDLAN system
  • Connecting wirelessly by Bluetooth® to any iPhone® or Android Smartphone, Fuelpak FP3 uses Flash technology to recalibrate engine parameters and mapping for exhaust systems and other performance upgrades downloaded from the expansive library of calibrations developed by Vance & Hines
  • Also standard for the Fuelpak FP3 is an Autotune feature, making use of all factory sensors to add another layer of precision tuning for specific requirements, whether tuning for unique components or different grades of fuel
  • With the Fuelpak FP3 module plugged-in, Live Sensor Data can be viewed through the smartphone to display speed, RPM, cylinder head temperature, voltage, gear selection and other vital information
  • Features smartphone app user interface
  • Displays live sensor data


  • Product Name: Tuning Module
  • Type: California/A.R.B.
  • Model: Fuelpak FP3
  • Color/Finish: Black / Gray
  • Base Color: Black / Gray
  • Programming: Autotune / Downloadable Maps / Pre-Programmed / Programmable
  • Physical Connection: Plug-In (OEM Style Connectors)
  • Units: Each
  • Riding Style: Street


Additional information


See Current Fitments In Product Description


Vance & Hines