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Order This File Ask a QuestionThe DAF XF 480 480hp (All) produces 480bhp and 2100Nm in standard form. Our Stage 1 ECU tuning file raises output to 557bhp and 2480Nm, a gain of 77bhp and 380Nm, with no hardware modifications required. The file is delivered through the ByteFlash Portal and is ready to write to the vehicle.