The Fiat Croma 1.9 JTDm 150hp (2008 - 2011) produces 150bhp and 320Nm in standard form. Our Stage 1 ECU tuning file raises output to 180bhp and 385Nm, a gain of 30bhp and 65Nm, with no hardware modifications required. The file is delivered through the ByteFLASH portal and is ready to write to the vehicle.