Increase performance by up to 20%

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.

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Select make, year, model and engine to check compatibility with eFlexFuel products.

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

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30 000+ Vehicles converted
500 000 000+ Miles with eFlexFuel

Auto & moto

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

Auto Moto
eFlexFuel product family


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


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 pump 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.


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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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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Attention Californian customers!

eFlexFuel products are not legal for sale or use on pollution-controlled vehicles in the state of California. Every reference to on road highway use on this site applies to other markets. We insist that our customers always make sure to follow their local rules and regulations.

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