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Vance & Hines FP4 FuelPak for '21-23 Harley Davidson M8 Touring and Softail Models

SKU: 66043
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Vance & Hines FP4 FuelPak for '21-23 Harley Davidson M8 Touring and Softail Models

Vance & Hines FP4 FuelPak for '21-23 Harley Davidson Touring and '21-23 Softail Models

  • NOTE: Does Not Fit 2023 CVO 121ci Touring models equipped with VVT technology
  • NOTE: Currently only supports Stage 1 components

The Fuelpak FP4 is the newest evolution in the Vance & Hines renowned ECU lineup and offers improved performance, allowing you to control every aspect of the motorcycle's tune, directly from your smartphone. View live sensor data directly from the FP4 App, designed with an improved look and an additional gauge that allows you to track even more crucial data while you ride.

  • Simplified, easier to read LED's allow you to know exactly what's going on between the FP4 and the motorcycle
  • Performance data feature allows you to record the ride; view available sensors in the created chart and see a map of the ride via the smartphone's GPS
  • View live sensor data, read and clear trouble codes
  • Vast library of dyno-tuned maps
  • Smaller, thinner hardware.
  • 49-state compliant
  • Made in USA.

DISCLAIMER: Not legal for sale or use in California on any pollution controlled motor vehicles.


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