Listen To The Porsche Mission S Rev Its Mysterious Engine: Video

Porsche has offered fans an early taste of its Mission S concept, and the soundtrack has done more teasing than explaining. In a video now making the rounds, the supercar's engine note lands with a deep, layered rumble that many listeners are reading as the work of an eight-cylinder unit rather than the flat-six Porsche is famous for. Nothing official has been confirmed about what sits under the bodywork.

If that reading is right, it marks a shift in character. Porsche