Skip to product information
BMW G Chassis M50i N63TU2 / TU3 Flex Fuel Ethanol Content Sensor for E85 Fuel Monitoring

BMW G Chassis M50i N63TU2 / TU3 Flex Fuel Ethanol Content Sensor for E85 Fuel Monitoring

$499.95
Free Shipping In The USA
Free Bluetooth App Control
Free Firmware Updates
Reliable & Fully Reversible

Run E85 with confidence. The BMS CANflex kit gives your N63TU Powered BMW a clean, accurate way to read ethanol content and send that data directly to your tune.

This complete flex fuel kit (FFK), also known as an ethanol sensor kit, E85 sensor, flex fuel sensor, ethanol content sensor, fuel composition sensor, or flex fuel composition sensor, installs in about 30 minutes.

Know your exact ethanol content in real-time via the Fuel-It! or JB4 app on your smartphone or tablet.

Kit includes

  • Genuine Continental® ethanol sensor
  • Stainless steel braided fuel lines with black nylon sheathing to protect your other engine bay components
  • Proprietary custom billet fittings for plug and play OEM integration
  • Fuel-It! Bluetooth analyzer (iPhone or Android app must be purchased to use this kit)
  • Plug and play harness
  • Includes both Bluetooth App & 5v analog output for JB4 or flash tuning


Download the Fuel-It! ECA app here:

Replacement fuel lines are also available ala cart.

The TU2 kit is compatible with the following:

BMW 5 Series
• 2018-2019 BMW G30 5 Series M550i xDrive

BMW 7 Series
• 2016-2019 BMW G11/G12 7 Series 750i / 750Li / 750i xDrive / 750Li xDrive

The TU3 kit is compatible with the following:

BMW 8 Series
• 2019-2026 BMW G15 8 Series M850i xDrive Coupe
• 2019-2026 BMW G14 8 Series M850i xDrive Convertible
• 2020-2026 BMW G16 8 Series M850i xDrive Gran Coupe
• 2022-2025 BMW G16 Alpina B8 Gran Coupe

BMW X5
• 2020-2023 BMW G05 X5 M50i

 

*For the BMW G-series JB4 platform connect the white wire to position #4 on the JB4 25 pin harness. Select WMI page bit 0 to enable.

*Free shipping in USA on complete kits only.