For 2012, Jaguar's luxurious purr erupts as a monstrous growl with a new high-performance model. Available only in coupe form, the Jaguar XKR-S is calibrated to perform at the limits of the XK's platform. Fitted with unique bodywork, forged suspension components and Performance Active Exhaust, the supercharged 5.0-liter has been raised to 550 horsepower. The 2012 Jaguar XKR-S can accelerate from 0 to 60 miles per hour in 4.2 seconds and reach a maximum speed of 186 miles per hour. The long wheelbase versions of the Jaguar XJ sedan now offers considerable amenities rear seat comfort. Rear Seat Comfort Package includes massaging seats while the Executive Package contains business trays and a power sunshade. The Jaguar XF sedan received a minor design refresh for 2012 featuring LED daytime running lights on the outside and a revised interior with new seats.