The BMW X5 4.0e Hybrid 313hp (F15 - 2013 - 2018) produces 313bhp and 450Nm in standard form. Our Stage 1 ECU tuning file raises output to 400bhp and 660Nm, a gain of 87bhp and 210Nm, with no hardware modifications required. The file is delivered through the ByteFLASH portal and is ready to write to the vehicle.