Edelbrock Supercharger Stage 1 - Street Kit 12-17 Jeep Grand Cherokee SRT8 6.4L V8 Hemi w/o TuneThe Edelbrock Supercharger System part #153560 is designed for your 2012 2018 6. 4L HEMI Jeep Grand Cherokee SRT SRT8. The part #153560 kit makes an excellent amount of horsepower and torque and gives you the ability to get the custom tune you desire. Featuring a unique design with minimal components makes it possible to fit an Edelbrock supercharger under the stock hood. The core of each system is the Eaton Gen VI R2650 Supercharger rotating assembly