EXCLUSIVE!BMW is all set to showcase its new M5 saloon at the 11th Auto Expo in January 2012.Like all previous M5s, the new car's styling is subtle but aggressive in its details, most notably the lower air intakes � three gaping ducts to flow cool air into the radiator, oil cooler and turbochargers. 19-inch alloy wheels come as standard fitment.The M5 features a twin-turbo, 4.4-litre V8 that