The Fuelpak FP3 is the best-selling ECU tuner in the world for Harley-Davidson motorcycles because it is the most intuitive tool on the market, giving you the power to control every aspect of you motorcycle's tune, view live sensor data, calibrate your speedometer, read and clear trouble codes, and offers best in industry support from our FP3 technicians, all form your smartphone.

The Fuelpak FP3 also backs up your OEM calibration and gives you access to Vance & Hines' library of thousands of dyno-tuned maps, made by our trained dyno technicians and designed for any combination of performance exhausts and air cleaner components.

• 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 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 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 

Fits:
2014-2020 FLHT/FLHX/FLHR/FLTRX/H-D FL Trike
2018-2020 Softails (except CVO models)
2011-2017 FXS/FLS/FLST
2012-2017 FXD/FXDWG (except CVO models)
2014-2021 XL (except 21 Sportster S/RH1250S)
2015-2020 XG

Note: Not legal for sale or use in california on any pollution controlled motor vehicles.