The Alfa Romeo GT 1.9 JTD 16V 170hp (All) produces 170bhp and 330Nm in standard form. Our Stage 1 ECU tuning file raises output to 200bhp and 400Nm, a gain of 30bhp and 70Nm, with no hardware modifications required. The file is delivered through the ByteFLASH portal and is ready to write to the vehicle.