The Opel Omega 2.2 DTI 120hp (1997 - 2003) produces 120bhp and 280Nm in standard form. Our Stage 1 ECU tuning file raises output to 145bhp and 340Nm, a gain of 25bhp and 60Nm, with no hardware modifications required. The file is delivered through the ByteFLASH portal and is ready to write to the vehicle.