The Kia Optima 2.0 T-GDI 245hp (2016 - 2019) produces 245bhp and 350Nm in standard form. Our Stage 1 ECU tuning file raises output to 300bhp and 430Nm, a gain of 55bhp and 80Nm, with no hardware modifications required. The file is delivered through the ByteFLASH portal and is ready to write to the vehicle.