A Kia Stonic 1.0 T-GDI 120hp (2020 ->) makes about 140 hp and 230 Nm with Stage 1 software, compared with 120 hp and 171 Nm from the factory. That is 20 hp and 59 Nm extra.

This is a mild-hybrid petrol engine with a displacement of 998 cc and engine code G3LF.

Frequently asked questions

How much power and torque does a Kia Stonic 1.0 T-GDI 120hp gain with Stage 1?

About 20 hp and 59 Nm: from 120 hp / 171 Nm to roughly 140 hp / 230 Nm. The exact gain depends on engine condition and fuel quality.

Figures are indicative and vehicle specific. Check the regulations that apply in your country before modifying engine software.