The Mercedes E 200 CDI 136hp (W212 - 2013 - 2016) produces 136bhp and 360Nm in standard form. Our Stage 1 ECU tuning file raises output to 200bhp and 460Nm, a gain of 64bhp and 100Nm, with no hardware modifications required. The file is delivered through the ByteFLASH portal and is ready to write to the vehicle.