FuelX Lite – Yamaha XSR 125 (2020-2023)

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 engine’s condition, wear and tear, riding style, add-ons (such as air filter and/or exhaust), as well as the environmental conditions such as temperature, humidity, altitude etc. It always ensures that the engine performs in the safest and most optimal zones