The Deutz Fahr Agrotron M 620 6.0 - 155hp (All) produces 155bhp and 655Nm in standard form. Our Stage 1 ECU tuning file raises output to 155bhp and 734Nm, a gain of 0bhp and 79Nm, with no hardware modifications required. The file is delivered through the ByteFLASH portal and is ready to write to the vehicle.