The DS 3 Crossback 1.2 Puretech 102hp (2019 ->) produces 102bhp and 205Nm in standard form. Our Stage 1 ECU tuning file raises output to 150bhp and 250Nm, a gain of 48bhp and 45Nm, with no hardware modifications required. The file is delivered through the ByteFLASH portal and is ready to write to the vehicle.