M4 CS is another special edition from BMW M GmbH. This special edition M4 CS is meant to sit in between the M4 Competition and the 1,000-unit M4 CSL special edition. Its three-litre TwinPower Turbo engine forms the basis for the engine in the 2022 DTM touring car championship-winning BMW M4 GT3. Increasing boost pressure of the two single-scroll turbos to 2.1-bar sees the M4 CS put down 550hp at 6,250rpm ...

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