The Opel Vivaro 1.6 CDTI BiTurbo 145hp (2014 - 2016) produces 145bhp and 340Nm in standard form. Our Stage 1 ECU tuning file raises output to 165bhp and 370Nm, a gain of 20bhp and 30Nm, with no hardware modifications required. The file is delivered through the ByteFLASH portal and is ready to write to the vehicle.