The Opel Meriva 1.7 CDTi 100hp ((A) - 2003 - 2010) produces 100bhp and 240Nm in standard form. Our Stage 1 ECU tuning file raises output to 130bhp and 300Nm, a gain of 30bhp and 60Nm, with no hardware modifications required. The file is delivered through the ByteFLASH portal and is ready to write to the vehicle.