You don’t want to mess with the Hennessy-tuned Jeep Grand Cherokee Trackhawk, not when it has 1,200 horsepower to throw at you. If there are some brave souls who are willing to try to take down this Grand Cherokee Trackhawk, let this video of the SUV getting tested by the folks at Hennessey serve as a warning on what you’re getting yourselves into. Despite weighing 5,300 pounds, this 1,200-horsepower Grand Cherokee Trackhawk is capable of sprinting from 0 to 60 mph in just 2.3 seconds on its way to posting a quarter-mile time of 9.66 seconds at 145.9 mph. Still think you can this beast on? You’re more than welcome to try.