A Mercedes-Benz GLC 250/260 – 211hp (2019 – 2023) makes about 230 hp and 420 Nm with Stage 1 software, compared with 211 hp and 350 Nm from the factory. That is 19 hp and 70 Nm extra.

This is a petrol engine with a displacement of 1,991 cc and engine code M274.920. The engine is controlled by the Bosch MED17.7.2. The software file can be written with tools such as Autotuner and CMD CMDFlash.

Besides Stage 1, the following options are available for this vehicle: DECAT, DTC Removal, START/STOP OFF, FLAPS, Pop & Bang Crackle map and Vmax.

Frequently asked questions

How much power and torque does a Mercedes-Benz GLC 250/260 – 211hp gain with Stage 1?

About 19 hp and 70 Nm: from 211 hp / 350 Nm to roughly 230 hp / 420 Nm. The exact gain depends on engine condition and fuel quality.

Which ECU does a Mercedes-Benz GLC 250/260 – 211hp use?

Bosch MED17.7.2.

Which tools can read a Mercedes-Benz GLC 250/260 – 211hp?

Autotuner and CMD CMDFlash.

Which extra options are available for a Mercedes-Benz GLC 250/260 – 211hp?

DECAT, DTC Removal, START/STOP OFF, FLAPS, Pop & Bang Crackle map and Vmax.

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