The Alfa Romeo Stelvio 2.2 JTDm 190hp (2017 ->) produces 190bhp and 450Nm in standard form. Our Stage 1 ECU tuning file raises output to 220bhp and 530Nm, a gain of 30bhp and 80Nm, with no hardware modifications required. The file is delivered through the ByteFLASH portal and is ready to write to the vehicle.