About FFI

Fuel Flex International, LLC: Products that have completely revolutionize the flex fuel upgrade process.

 Fuel Flex International, LLC can supply you with an upgrade system that works with almost any fuel injected vehicle on the road today. These systems make an adjustment to the injection system that allows your vehicle to use various combinations of gasoline and ethanol.  E85 has a 105 octane rating right from the pump.  You can also run as high as E100 with some additional adjustments depending on your vehicle and fuel availability.

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