If you're running E85 or ethanol mixes in your G29 BMW Z4, 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 & play kit to install a Bluetooth ethanol sensor in your 2020 BMW Z4 in about 30 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
• 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 
• If you are using an Android product the app can be found by 

Replacement fuel lines are also available ala cart.

This kit is compatible with the following vehicles

• 2020 G29 BMW Z4 B48 30i and B58 M40i

*We have also made it optional to purchase all the items ala-cart should you choose but for the kit to work, it must include the Fuel Lines, Ethanol Sensor, and Analyzer.

*For the G29 Z4 JB4 platform connect the white wire to position #4 on the JB4 25 pin harness.  Select WMI Ethanol Setup option 0 to enable pin location 2/3/4 flex fuel input.

*Free shipping in USA on complete kits only.

*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 [email protected]

*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.

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