C219 - 2004 - 2010
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Order This File Ask a QuestionThe Mercedes CLS 55 AMG 476hp (C219 - 2004 - 2010) produces 476bhp and 700Nm in standard form. Our Stage 1 ECU tuning file raises output to 515bhp and 800Nm, a gain of 39bhp and 100Nm, with no hardware modifications required. The file is delivered through the ByteFlash Portal and is ready to write to the vehicle.