If you are a horsepower junky and you need a fix, look no further. DiabloSport's inTune i3 Performance Programmer is an easy way to boost power on your Durango or Grand Cherokee! You get a performance upgrade that makes your throttle more responsive, optimizes drivability, and even adds some bottom-end horsepower! The inTune i3 programmer is pre-loaded with dyno-tested performance programs designed specifically for your car or truck. Within minutes, you could add horsepower and torque with no other tools required! This PCM Swap kit includes an inTune i3 and a one-time unlocked PCM cross shipment for your Dodge vehicle.