Audi S3 Bluetooth Flex Fuel Kit for the 2021+ 8Y

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. (Check compatibility for your platform below) 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 Go