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BMW M3 2021 - G80

The BMW M3 2021 - G80 has 3 engine variants in our catalogue, from 480 to 550 hp stock; our Stage 1 files add 90 to 160 hp depending on the engine.

ECU read in our jobs on this generation: Bosch MG1CS049.

Engine Fuel ECU Stock Stage 1 Gain
3.0 480hp S58B30 Petrol- 480 hp / 550 Nm 640 hp / 800 Nm +160 hp / +250 Nm
3.0 CS 550hp S58B30 Petrol- 550 hp / 650 Nm 640 hp / 800 Nm +90 hp / +150 Nm
3.0 Competition 510hp S58B30 PetrolBosch MG1CS049 510 hp / 550 Nm 640 hp / 800 Nm +130 hp / +250 Nm

What our workshop has handled

ECU encountered

Read from our jobs on 16 October 2026

Order a file for this vehicle

Professional file service. Send us the original read and we return a calibrated file, usually within the hour.