The Deutz Fahr Agrofarm TTV 420 4.0 - 102hp (All) produces 102bhp and 400Nm in standard form. Our Stage 1 ECU tuning file raises output to 102bhp and 448Nm, a gain of 0bhp and 48Nm, with no hardware modifications required. The file is delivered through the ByteFLASH portal and is ready to write to the vehicle.