The Alfa Romeo 147 1.9 JTD 115hp (2005 ->) produces 115bhp and 275Nm in standard form. Our Stage 1 ECU tuning file raises output to 150bhp and 350Nm, a gain of 35bhp and 75Nm, with no hardware modifications required. The file is delivered through the ByteFLASH portal and is ready to write to the vehicle.