A new report says buyer apathy and the cost of meeting new emissions regulations are the powerful yet soulless engine's undoing ...

Affalterbach executives are allegedly planning to sunset the inline-four found in the C63.

The big question, however, is will the current-gen C 63 and GLC 63 get inline-six or vee-eight muscle with their mid-cycle ...

HP Mercedes E63S AMG, 1500HP Audi R8, 900HP BMW M5 F90 Competition, and 750HP Porsche 992 Turbo S launch with brutal force.