The Kia Sorento 2.5 CRDi 140hp (2002 - 2007) produces 140bhp and 320Nm in standard form. Our Stage 1 ECU tuning file raises output to 170bhp and 400Nm, 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.