VW/AUDI Bluetooth Flex Fuel Kit for the 2.0L TSI

  • $439.95
Shipping calculated at checkout.

SKU: VAG-FFK-A01

If you're running E85 or ethanol mixes in your VW/Audi 2.0L, you need this kit!

Know your exact ethanol content in real-time via the Fuel-it! or JB4 app on your smartphone or tablet.
This is a complete plug and play kit to install a Bluetooth ethanol sensor in your VW/Audi 2.0T in about 15 minutes. (Check compatibility for your platform below)



The kit includes the following:

  • New 5/16" E85 compatible fuel lines for your engine bay
  • Genuine Continental® ethanol sensor
  • Fuel-It! Universal Bluetooth analyzer
  • Oetiker® crimp clamps to secure your new fuel lines
  • Includes both Bluetooth App & 5v analog output for JB4 or flash tuning

Replacement fuel lines are also available ala-cart.

Vehicle Fitment

  • VW GTI MK7
  • VW GTI MK6
  • Audi A3 2.0T
  • Audi S3 2.0T
  • Audi TTS MK2
  • Audi RS3 MK2

*For the VW/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

*Ethanol Sensors don't actually read the ethanol content, the readings are based on the absence of gasoline, so if your fuel is contaminated your ethanol readings may be artificially elevated.

*Free Shipping in USA on complete kits only.


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