G05 - 2018 ->
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Order This File Ask a QuestionThe BMW X5 xDrive40i 340hp (G05 - 2018 ->) produces 340bhp and 450Nm in standard form. Our Stage 1 ECU tuning file raises output to 400bhp and 580Nm, a gain of 60bhp and 130Nm, with no hardware modifications required. The file is delivered through the ByteFlash Portal and is ready to write to the vehicle.