The Edelbrock E-Force Supercharger system is designed for your 2012-14 6.4L HEMI Jeep Grand Cherokee SRT. The E-force kit made 471whp and 502wtq. Featuring a unique design with minimal components makes it possible to fit an E-Force Supercharger under the stock hood. Keeping the air cool is a high capacity air to water intercooler and low temp heat exchanger.