Flex Fuel is now available for your Falcon using the stock PCM coupled with our custom operating system.     The flex fuel custom OS utilises the second O2 sensor on BF/FG as the flex fuel sensor input. This will require a converter (zeitronix or other) to convert the standard flex fuel PWM signal into a 0-5v signal. Pirotta Performance has developed a plug in loom for the O2 sensor for this purpose. The BA Falcon uses the boost sensor input. The operating system w