which BMW M-car owners expected. The first S63 engines replaced the N63's standard turbochargers with twin-scroll versions. Also added was an exhaust manifold featuring pulse tuning for improved ...

Based on the BMW 750Li long wheelbase, the B7 begins life rolling down the same production ... the breeze and into your surroundings. Plus, in the case of the S63, you get more exhaust noise. They're ...

Most powerful S-Class ever made sports a plug-in hybrid powertrain, but still oodles of luxury and a metallic soundtrack.