The Mercedes Sprinter 211/311/411 CDI 109hp (2000 - 2010) produces 109bhp and 280Nm in standard form. Our Stage 1 ECU tuning file raises output to 145bhp and 350Nm, a gain of 36bhp and 70Nm, with no hardware modifications required. The file is delivered through the ByteFLASH portal and is ready to write to the vehicle.