The Opel Meriva 1.7 CDTi 100hp ((B) - 2010 - 2013) produces 100bhp and 260Nm in standard form. Our Stage 1 ECU tuning file raises output to 135bhp and 320Nm, a gain of 35bhp and 60Nm, with no hardware modifications required. The file is delivered through the ByteFLASH portal and is ready to write to the vehicle.