If you have a 2014-2015 Jaguar F-Type with the supercharger laying around, then you need to get the new Hennessey HPE600 Jaguar F-Type ($TBA). The stock F-Type has 550 horses, and gets 0-60 mph in 4.0 seconds. The Hennessey upgrade gets you 623 horses and 568 lb-ft of torque @ 4,300 rpm. It takes a half a second of the 0-60 time (3.5 seconds) and can do a quarter mile in 11.4 seconds. The upgrade includes a supercharger pulley upgrade, intercooler upgrade, custom software tuning, and dyno tuning & road testing. Now pricing has been released.