var addthis_pub="mastersairab";2010 Jaguar XFR with 510HP: Official DetailsThese are the first official photographs of Jaguar's long-awaited XFR sports sedan that is due to make its worldwide debut at this week's Detroit motor show. The first pics of the car made their initial 'premiere' on a video shown on the Polish website Moto.Pl. Aimed squarely at the BMW M5, Audi RS6 and the Mercedes-Benz