The Alfa Romeo Giulietta 2.0 JTDm 175hp (2016 ->) produces 175bhp and 350Nm in standard form. Our Stage 1 ECU tuning file raises output to 205bhp and 425Nm, a gain of 30bhp and 75Nm, with no hardware modifications required. The file is delivered through the ByteFLASH portal and is ready to write to the vehicle.