the M2 CS will retain the twin-turbocharged S58 inline-six engine, and with significantly more than 500 ponies, the S58 3.0-liter twin-turbo straight-six would deliver two more horses than the AWD ...

One of the most distinct differences between the M2's S58 straight-six and the M240i's B58 straight-six is that the latter ...

The M2 is built on a shortened variation of the current 4-series platform, with the same track width and suspension architecture as the M3 and M4 and S58 3-litre twin-turbo straight-six engine.

Can the M2 step out the shadows of its predecessors ... Power comes from a slightly detuned version of the ‘S58’ inline six-cylinder twin-turbo petrol engine. At launch, it made 453bhp ...