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

If you’re running E85 or ethanol mixes in your Audi, you need this kit!

This is a complete plug and play kit to install a Bluetooth ethanol sensor in your Audi 2.5T in about 15 minutes. (Check compatibility for your platform below)

The kit includes the following:

• Genuine Continental® ethanol sensor
• Upgraded fuel lines with nylon sheathing
• Fuel-It! proprietary billet fittings
• Fuel-It! Bluetooth analyzer (iPhone or Android app must be downloaded to use this kit)
• Plug and play harness
• Includes both Bluetooth App & 5v analog output for JB4 or flash tuning
  • Bluetooth (iPhone or Android app must be downloaded to use this feature)
  • If you are using an Apple product the app can be found by clicking here
  • If you are using an Android product the app can be found by clicking here

Replacement fuel lines are also available ala cart.

This kit is compatible with the following

• 2017+ Audi TT RS
• 2017+ Audi RS3

Note: European versions of the RS3 8Y (and some late DNWA) and TTRS platforms are not compatible without modifications and re-using your stock connector in place of the supplied elbow connection.

*For the Audi JB4 platform connect the white wire to position #16 on the JB4 25 pin harness.  Select WMI Ethanol Setup option 1 to enable pin location 15/16 flex fuel input.

*If you aren’t sure whether this kit fits your car, send us a picture of your engine bay with the engine cover removed to info@fuel-it.com

*Link to larger images of install pictures. click here