Jag XKR-S coupe in French racing blue, yes please! The new Jaguar XKR-S is powered by a higher-output supercharged V8 good for 550 hp, a top speed of 186 mph, and a 0-60 time of just 4.2 seconds. Other features include a racier revised suspension, new badging, and a new aerodynamically-friendly design that will have passerby stopping in their tracks.