A BMW 5 serie 520e 204hp (G30/31 LCI – 2020 ->) makes about 400 hp and 700 Nm with Stage 1 software, compared with 204 hp and 350 Nm from the factory. That is 196 hp and 350 Nm extra.

This is a petrol engine with a displacement of 1,998 cc and engine code B48B20. The engine is controlled by the Bosch MG1CS201. The software file can be written with tools such as Autotuner and Femto OBD Flasher.

Frequently asked questions

How much power and torque does a BMW 5 serie 520e 204hp gain with Stage 1?

About 196 hp and 350 Nm: from 204 hp / 350 Nm to roughly 400 hp / 700 Nm. The exact gain depends on engine condition and fuel quality.

Which ECU does a BMW 5 serie 520e 204hp use?

Bosch MG1CS201.

Which tools can read a BMW 5 serie 520e 204hp?

Autotuner and Femto OBD Flasher.

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