The Mercedes Vito 114 CDI (2.0D) 136hp (2020 ->) produces 136bhp and 330Nm in standard form. Our Stage 1 ECU tuning file raises output to 250bhp and 510Nm, a gain of 114bhp and 180Nm, with no hardware modifications required. The file is delivered through the ByteFLASH portal and is ready to write to the vehicle.