F12/F13 - 2011 - 2016
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Order This File Ask a QuestionThe BMW 6 Series 640i 320hp (F12/F13 - 2011 - 2016) produces 320bhp and 450Nm in standard form. Our Stage 1 ECU tuning file raises output to 365bhp and 520Nm, a gain of 45bhp and 70Nm, with no hardware modifications required. The file is delivered through the ByteFlash Portal and is ready to write to the vehicle.