The BMW X1 sDrive18d 150hp ((F48 LCI) - 2019 ->) produces 150bhp and 350Nm in standard form. Our Stage 1 ECU tuning file raises output to 190bhp and 400Nm, a gain of 40bhp and 50Nm, with no hardware modifications required. The file is delivered through the ByteFLASH portal and is ready to write to the vehicle.