FuelX Lite KTM Duke/RC 390 (2012-2023)FuelX Lite KTM Duke RC 390 (2012 2023) FuelX Lite KTM Duke RC 390 (2012 2023) Optimize Fuel Efficiency and Enhance Performance FuelX is a state of the art electronic plug in fuel injection optimizer for modern engines. It autotunes the engine to its best operational parameters, constantly monitoring, learning and adapting to the engines condition, wear and tear, riding style, add ons (such as air filter and or exhaust), as well as the environmental
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