Description

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

If you’re running E85 or ethanol mixes in your Audi S3, you need this kit!

This is a complete plug and play kit to install a Bluetooth ethanol sensor in your Audi S3 in about 15 minutes.

The kit includes the following:

• Genuine Continental ethanol sensor
• Two 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

• 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

This kit is compatible with the following

• 2021+ Audi S3
• 2021+ VW MK8 Golf R
• 2021+ VW MK8 GTI Clubsport

*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

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