**THIS PRODUCT IS FOR 2014-2020 SPORTSTER MODELS. PLEASE SEE OUR OTHER FP4 PRODUCT IF YOU REQUIRE 2021-2022 FITMENT**
From the team that brought you The Fuelpak FP3, the best-selling ECU tuner in the world for Harley-Davidson motorcycles, the Vance & Hines FP4 is the most intuitive tool on the market, giving you the power to control your motorcycle’s tune, view live sensor data, read and clear trouble codes, and offers the best-in-industry support from our FP4 technicians, all from your smartphone.
The Vance & Hines FP4 was launched with our legendary fuel tuning and performance for 2021-2022 Harley-Davidson Touring, Softail, and CVO models, with all new features, and the ease of use you expect from Vance & Hines.
Now the next generation FP4 tuning platform is also available for all CAN-Bus Harley-Davidson models including 2014-2020 Touring, 2011-2020 Softail, 2012-2017 Dyna, 2014-2022 Sportster and 2014-2020 Street.
DOES NOT fit CVO models
HDI motorcycle compatibility is available now.
Download the intuitive FP4 app to your compatible iOS or Android device and wield the power to tune your bike right in your pocket
FP4 Mobile App Home Screen
Store Up to 6 Custom Maps
Autotune Capability
Keep an eye on your motorcycle’s vitals right in the Vance & Hines FP4 app. The ability to read and diagnose trouble codes, as well as the ability to view live sensor data in real-time will allow you to keep a finger on the pulse of your machine.
The improved AutoTune feature is a powerful tool that allows you to tune your bike while you ride using data collected from the stock O2 sensors for any air cleaner and exhaust combination you can throw at it. Simply flash the bike into AutoTune mode, enjoy your ride, and flash the collected data back into your ECM once you’re back home.
For advanced users, the FP4 gives you full access to critical ECU tables right in the app. Change your idle RPM, raise your rev limit, or adjust tables including VE*, Target Air Fuel Ratio*, and Spark Advance*, all from your smartphone.
* Only available for HDI motorcycles
Download the intuitive FP4 app to your compatible iOS or Android device and wield the power to tune your bike right in your pocket.
