2.0 T-GDI 238hp Stage 1 tuning

The Kia Optima 2.0 T-GDI 238hp produces 238 hp and 353 Nm as standard. The YASTUNING Stage 1 remap file takes it to 270 hp and 430 Nm, a gain of +32 hp and +77 Nm. Engine code G4KH. The file is checksum-corrected and reviewed by an experienced calibrator within factory component tolerances.