Whether you use your Grand Cherokee for business or pleasure, adding a Vortech supercharging system will provide you with the added HP and torque to get the job done. Seamless integrated appearance and obvious attention to detail will impress you. The 309 horses scream to be let out. The Vortech SQ "super quiet" supercharger will give you the power you need without having the loud gear noise. So give your Cherokee a boost with a Vortech supercharging system.