VANCE & HINES Fuelpak FP4 ECU Tuner HARLEY M8 21-23

MSRP: $459.99
Was: $459.99
Now: $399.77
(You save $60.22 )
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VANCE & HINES Fuelpak FP4 ECU Tuner 2021 21 22 2022 23 2023 HARLEY

  • Most intuitive tool on the market, giving you the power to control every aspect of your motorcycle's tune, view live sensor data, read and clear trouble codes, utilize a live sensor data display and offers best in industry support all from your smartphone
  • Performance Data feature allows you to record your ride, look at all available sensors in the created chart, and see a map of your ride recorded with your phone's onboard GPS
  • LEDs have been simplified so you know exactly what's going on between the FP4 and your motorcycle
  • FP4 hardware is smaller and thinner than previous generation electronics products
  • Vast library of available dyno-tuned maps

Faster and Easier to Use than Ever Before 

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 best in industry support from our FP4 technicians, all from your smartphone. The Vance & Hines FP4 brings our legendary fuel tuning and performance to your 2021-2022 Harley-Davidson Touring, Softail, and CVO models, with all new features, and the ease of use you expect from Vance & Hines.


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.


Monitor your ride

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, and the all-new Performance Data logger gives you more data to access than ever before.


Advanced Tuning

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.


Electra Glide Revival - FLH • 2021
Electra Glide Standard - FLHT • 2021-2022
Electra Glide Ultra Limited - FLHTK • 2021-2022
Freewheeler - FLRT • 2021-2023
Road Glide - FLTRX • 2021-2023
Road Glide 3 - FLTRT • 2023
Road Glide Limited - FLTRK • 2021-2023
Road Glide Special - FLTRXS • 2021-2023
Road Glide ST - FLTRXST • 2022
Road King - FLHR • 2021-2022
Road King Special - FLHRXS • 2021-2023
Softail Breakout - FXBR • 2023
Softail Fat Bob 114 - FXFBS • 2021-2023
Softail Fat Boy 114 - FLFBS 2021-2023
Softail Heritage Classic - FLHC 2021
Softail Heritage Classic 114 - FLHCS 2021-2023
Softail Low Rider El Diablo - FXRST 2022
Softail Low Rider S - FXLRS 2021-2023
Softail Low Rider ST - FXLRST 2022-2023
Softail Slim - FLSL 2021
Softail Sport Glide - FLSB 2021
Softail Standard - FXST 2021-2023
Softail Street Bob - FXBBS 2021-2023
Street Glide - FLHX 2021-2023
Street Glide Special - FLHXS 2021-2023
Street Glide ST - FLHXST 2022-2023
Tri Glide Ultra Classic - FLHTCUTG 2021-2023