Turbos, biturbos, triturbos, superchargers and the rest Which engine charging approach is best?

Aufladungskonzepte, SPA 10/15, BMW M4 Zoom Photo credits:
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In contrast to the N55 however, the S55 engine in the BMW M4 features two single scroll turbochargers which generate 431 BHP and 550 Nm from a maximal 1.3 bar of charge pressure. It sets new standards as a high-revving engine with direct throttle response and brilliant power delivery.

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