The all new Audi S6 has posted an astonishing 0-60mph time of 3.7 seconds. Audi claims the 0-62 mph (0-100 km/h) sprint takes 4.8 seconds, but with a 2 mph variance it looks like they may have been to conservative. With launch control the folks at Car&Driver managed to take the 420 hp twin-turbo 4.0L V8 S6 to a very respectable number.

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