The Mercedes Vito 122 CDI V6 224hp (W639 - 2010 - 2014) produces 224bhp and 440Nm in standard form. Our Stage 1 ECU tuning file raises output to 260bhp and 580Nm, a gain of 36bhp and 140Nm, with no hardware modifications required. The file is delivered through the ByteFLASH portal and is ready to write to the vehicle.