Price to be requested Mixed dual fuel Diesel-LPG system offers many advantages, all attributable to improved and refined fuel combustion in diesel engines, whether they are with mechanical injections or common rail. The system control unit adjusts the gas injection according to the number of engine revolutions (via the rpm sensor), the position of the accelerator, (via the sensor located on the accelerator, if present, or via the potentiometer added to the pedal) and the pressure sensor in the common rail injection.