The BMW 1 Series 120i (1.6T) 177hp (F40 - 2019 ->) produces 177bhp and 250Nm in standard form. Our Stage 1 ECU tuning file raises output to 220bhp and 310Nm, a gain of 43bhp and 60Nm, with no hardware modifications required. The file is delivered through the ByteFLASH portal and is ready to write to the vehicle.