The BMW X5 3.0i 272hp (E53 - 2000 - 2007) produces 272bhp and 315Nm in standard form. Our Stage 1 ECU tuning file raises output to 295bhp and 348Nm, a gain of 23bhp and 33Nm, with no hardware modifications required. The file is delivered through the ByteFLASH portal and is ready to write to the vehicle.