If you are running E85 or ethanol mixes in your Audi S4, you need this kit!
This is a complete plug and play kit to install a Bluetooth ethanol sensor in your Audi S4 in about 30 minutes. (Check compatibility for your platform below)
The kit includes the following:
This kit is compatible with the following
*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 firstname.lastname@example.org
*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.