Increase performance by up to 15%

eFlexFuel E85 conversion kits are the easiest way to turn your vehicle to flex fuel. Run high-octane E85, gas or both in any blend seamlessly.

Please select your vehicle

eFlexFuel products are not available for direct injection engines (TFSI, TSI, CGI, FSI, GDI, EcoBoost, etc.) or diesel engines.

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500 000 000+

miles with eFlexFuel

25 000+

vehicles converted

4.7/5

rating based on over 100 reviews

Car & motorcycle

Explore the eFlexFuel product range for your automobile as well as your motorbike or powersports vehicle.

Car Moto
eFlexFuel product family
eflexapp

eFlexApp

Access engine data from the palm of your hand by connecting your eFlexFuel conversion kit to the eFlexApp on your mobile device.

eFlexApp

Over 3,800 stations nationwide

While not all gas stations offer E85 fuel in the United States, you can find flex fuel alternatives across the country. Though eFlexFuel products allow for use of E85, it’s still safe to use gasoline from any station or to mix with E85.

E85 stations
E85 fuel stations in United States
drifting car

E85 means high performance

The benefits of E85 fuel can be felt in your engine and on the road. With octane levels of 104, high-performance engines will see greater efficiency and horsepower on E85.

Performance

How does it work?

eFlexFuel kits are the easiest way to increase your engine power by using high-octane American E85 fuel. Once the kit is installed there's no need to adjust it or make any other changes to your vehicle.

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eflexapp

Easy to install

eFlexFuel is a 100% plug and play solution. Installation usually takes about 1-2 hours. Check out our installation videos, instructions or contact our experienced engineers for advice.

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