Frequently asked questions

  • eFlexFuel costs 349 € including shipping and accessories. Shipments to outside of EU/EEA are tax-free.
  • We always supply products that fit in the car based on its technical information. If you think you have received the wrong products, please contact us.
  • eFlexFuel conversion kit is compatible with most gasoline-powered vehicles that are equipped with fuel injection.
  • eFlexFuel recognizes fuel mixtures instantly. eFlexFuel ethanol conversion kits include an ethanol sensor. Users do not have to do anything when using different fuel-mixtures as eFlexFuel’s fuel recognition is fully automatic.
  • The conversion kit is delivered with a detailed installation manual that includes pictures of the installation process. If you have experience in simple automotive installations, you will most likely be able to install the conversion kit by yourself.
  • Yes. After the installation, you can use any mixture of gasoline and ethanol.
  • Yes. In very cold temperatures it is advisable to use a fuel mixture of E85 and regular gasoline (at least 5 – 10 % of regular gasoline) or to use engine block heater.
  • Car driveability is the same with gasoline. However ethanol gives more power and torque.
  • Yes. It is possible to remove the eFlexFuel conversion kit and return the car to the exact same state that it was in prior to the installation.
  • Yes. However, one should check adequate flow rate of the fuel injectors.
  • To the best of our knowledge, there are no reports of engine damages caused by the use of E85.
  • If the eFlexFuel is installed as instructed and used in the correct manner, there is no risk of car failure.

Check the compatibility for your vehicle

eFlexFuel is not available for direct injection engines (CGI, FSI, GDI, EcoBoost, etc.) or diesel engines.

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No matches in our database. Please contact us via form and we check if your vehicle is compatible.


Carmake Model Start Year End Year Displacement Power (kW) Forced induction Cylinder count Engine code

Not compatible to following engines:

Carmake Model Start Year End Year Displacement Power (kW) Forced induction Cylinder count Engine code

If the vehicle is not in the list above, you can leave us a compatibility request. We add vehicles to our database when we are asked for compatibility.

Compatibility request is free.

a) VIN code is 17 characters. b) i, o, q are not allowed.

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