The Dacia Logan 1.5 DCI 90hp (2016 - 2020) produces 90bhp and 200Nm in standard form. Our Stage 1 ECU tuning file raises output to 120bhp and 260Nm, a gain of 30bhp and 60Nm, with no hardware modifications required. The file is delivered through the ByteFLASH portal and is ready to write to the vehicle.