VANCE AND HINES FP4 HARLEY SOFTAIL / TOURING 21 -22 CONTROLLER

From the Vance & Hines team who created the Fuelpak FP3 the worlds best-selling ECU tuner for Harley-Davidson motorcycles. Vance & Hines FP4 is the most intuitive tool on the market giving you the ability to control motorcycle tuning view live sensor data all using your smartphone. The Vance & Hines FP4 brings legendary tuning fuel trim and performance to the 2021-2022 Harley-Davidson Touring and Softail models with all the new features and ease of use you expect.