The Alfa Romeo Giulietta 2.0 JTDm 150hp (2014 - 2016) produces 150bhp and 380Nm in standard form. Our Stage 1 ECU tuning file raises output to 180bhp and 440Nm, 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.