Carlos Lago gets behind the wheel of a Jaguar XFR-S, an even more powerful and limited production version of the already lively XFR. As competitor to the BMW M5, and also Jaguar's fastest Sedan, the XFR-S is packed with a supercharged V-8 that produces 550-hp and 502 lb-ft of torque, and is also given an assortment of new exterior upgrades that truly separates this cat from the rest of the pack.