“BMW has announced prices and specifications for its new X6 flagship. The £53,930 xDrive50i, which arrives in November, is powered by twin-turbo 4.4-litre V8 petrol that develops 408bhp – good enough for a 60mph sprint in 5.4 seconds and a 155mph limited speed.

Those with an environmental conscience will be pleased to hear that the BMW’s CO2 and combined fuel economy figures of 299g/km and 22.6mpg shame those of the Cayenne GTS (332g/km and 20.3mpg) and Range Rover Sport (374g/km and 17.8mpg). But then everything’s relative…”

source: CarMagazine

http://www.carmagazine.co.uk/News/Search-Results/First-Official-Pictures/BMW-M6-Competition-Package-2008-first-pictures/