BMW has launched a new generation of its hardcore M4 CS. The car isn’t quite as extreme as the recent M4 CSL, but it comes with the same 543-hp rating, as well as a track-tuned chassis. Bentley’s venerable 6.0-liter twin-turbocharged W-12 ceases production in the summer, but the automaker has a more powerful powertrain waiting in the wings. The…
