Ford Mustang 5.0 Bluetooth Flex Fuel Kits for the 2015-2023

  • $ 349.95
Shipping calculated at checkout.

SKU: Fulfilled by Fuel-It!


If you're running E85 or ethanol mixes in your Mustang 5.0, 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 Mustang in about 15 minutes.

(Check compatibility for your platform below)

The kit includes the following:

  • New 3/8" E85 compatible fuel lines for your engine bay
  • Genuine Continental ethanol sensor
  • Fuel-It! Bluetooth analyzer
  • Oetiker crimp clamp to secure your new fuel lines
  • Includes both Bluetooth App & 5v analog output for JB4 or flash tuning

    The following options are available:

    • Basic kit with nylon fittings includes everything you need for a plug and play installation but uses nylon fittings to make your connections (only available on 2015 to 2017).
    • Premium kit with billet fittings also includes everything you need for a plug and play installation but uses the our custom billet fittings and a billet elbow to make the connections.
    • Crimp Tool is for the connection to the stock feed line that requires a crimp clamp should you need one.  Note:  2018+ do not need a crimp tool.

    This kit is compatible with the following

    • 2015-2023 GT 5.0

    To see an installation of this kit on the Mustang GT 5.0 visit:

    *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

    *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.