The BMW 5 Series 530e IPerformance 252hp (G30/31 - 2016 - 2019) produces 252bhp and 420Nm in standard form. Our Stage 1 ECU tuning file raises output to 340bhp and 540Nm, a gain of 88bhp and 120Nm, with no hardware modifications required. The file is delivered through the ByteFLASH portal and is ready to write to the vehicle.