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Siemens MS45 was used for the later M54 engines, featuring more advanced processing and diagnostics for enhanced engine performance.
Pick your vehicle below, and the configurator opens straight away with your engine and this ECU.
Open in configuratorPrices for the software calibration. The configurator shows the power your engine reaches.
Open your engine's page with stages, prices and power, or start straight in the configurator. (7 models · 17 engine variants)