W166 - 2011 ->
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Order This File Ask a QuestionThe Mercedes ML 63 AMG 558hp (W166 - 2011 ->) produces 558bhp and 720Nm in standard form. Our Stage 1 ECU tuning file raises output to 650bhp and 920Nm, a gain of 92bhp and 200Nm, with no hardware modifications required. The file is delivered through the ByteFlash Portal and is ready to write to the vehicle.