Fuel-It! Bluetooth Flex Fuel Kit for BMW F-Chassis N20 / N26

Flex-fuel monitoring for BMW N20 / N26

The kit measures ethanol content with a Continental sensor and displays it in the Fuel-It!/JB4 app. A 0–5V analog output provides a signal for compatible tuning based on the current blend. E85 pump content can vary, so the reading helps avoid assumptions.

Package and installation

The listing includes an ethanol sensor, Bluetooth analyzer, fuel lines/fittings and wiring. Burger estimates around 30 minutes for installation without permanent cutting of factory wiring. Confirm ECU and tuner connection requirements.

Fitment

For listed BMW F-Chassis N20/N26 120i, 220i, 320i and 420i applications. Verify chassis, engine and year.