The DS 7 Crossback 2.0 BlueHDI 180hp (2017 ->) produces 180bhp and 400Nm in standard form. Our Stage 1 ECU tuning file raises output to 205bhp and 460Nm, a gain of 25bhp and 60Nm, with no hardware modifications required. The file is delivered through the ByteFLASH portal and is ready to write to the vehicle.