The BMW X3 xDrive20d 190hp (G01/08 - 2017 ->) produces 190bhp and 400Nm in standard form. Our Stage 1 ECU tuning file raises output to 220bhp and 450Nm, a gain of 30bhp and 50Nm, with no hardware modifications required. The file is delivered through the ByteFLASH portal and is ready to write to the vehicle.