Mercedes-AMG E63: a luxury sports sedan with 507 horsepower, hitting 60 mph in 4.3 sec, now a bargain at $15K-$20K used.

Back in 1984, BMW unveiled the M5, the first performance-oriented sports sedan produced on a massive scale that reached ...

That's a rule I confirmed when Mercedes-Benz invited me out to the track for hot laps in its E63 AMG S 4Matic Wagon ... and a three-mode (Comfort, Sport and Sport Plus) dial in the cockpit ...

The E63 feels at home here ... diagonal float, and even in Sport the nose seems to hang over crests too. It certainly has the pace, its instant throttle response with a full charge becoming ...

With tight-fisted body control and quite remarkable damping the E63 overcomes its weight to navigate its way down a twisting stretch of road with the manners of a much smaller, lighter sports saloon.