W209 - 2003 - 2009
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Order This File Ask a QuestionThe Mercedes CLK 63 AMG 481hp (W209 - 2003 - 2009) produces 481bhp and 630Nm in standard form. Our Stage 1 ECU tuning file raises output to 530bhp and 660Nm, a gain of 49bhp and 30Nm, with no hardware modifications required. The file is delivered through the ByteFlash Portal and is ready to write to the vehicle.