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Order This File Ask a QuestionThe Ford F-450 6.7 V8 440hp (All) produces 440bhp and 1166Nm in standard form. Our Stage 1 ECU tuning file raises output to 480bhp and 1200Nm, a gain of 40bhp and 34Nm, with no hardware modifications required. The file is delivered through the ByteFlash Portal and is ready to write to the vehicle.