Nobody does crazy like Chrysler, and nothing is bat-shit crazier than a Jeep that sprints to 60 in 4.1 seconds. Yep, that’s this review, the recently refreshed 2014 Grand Cherokee SRT with SRT’s 6.4L V8 engine and an 8-speed ZF transmission. How does the Jeep stack up against the likes of the BMW X5M, Mercedes ML63 AMG and the Porsche Cheyenne? Join me as I find out.