W211 - 2006 - 2009
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Order This File Ask a QuestionThe Mercedes E 420 CDI 314hp (W211 - 2006 - 2009) produces 314bhp and 730Nm in standard form. Our Stage 1 ECU tuning file raises output to 354bhp and 810Nm, a gain of 40bhp and 80Nm, with no hardware modifications required. The file is delivered through the ByteFlash Portal and is ready to write to the vehicle.