The BMW 1 Series Sedan 120i 192hp (F52 - 2018 ->) produces 192bhp and 280Nm in standard form. Our Stage 1 ECU tuning file raises output to 250bhp and 440Nm, a gain of 58bhp and 160Nm, with no hardware modifications required. The file is delivered through the ByteFLASH portal and is ready to write to the vehicle.