The Alfa Romeo Giulietta 1.6 JTDm 105hp (2010 - 2014) produces 105bhp and 320Nm in standard form. Our Stage 1 ECU tuning file raises output to 130bhp and 360Nm, a gain of 25bhp and 40Nm, with no hardware modifications required. The file is delivered through the ByteFLASH portal and is ready to write to the vehicle.