This device will not modify emissions related components. This is a custom tuning tool only. Whether you’ve got a Chrysler, Dodge, Jeep or Ram in your driveway, DiabloSport’s Predatort 2 Pro Performance Programmer is an easy way to boost your car or truckspower without even popping the hood! If you’ve ever wished you could buy aperformance upgrade that makes your throttle more responsive, optimizes yourtransmission shift patterns (where applicable), or even adds some bottom-end horsepower, you’re inluck- the P2 Pro tuner is a custom tuning ONLY tuner thatoptimize performance on '07-'14 Chrysler vehicles! Within minutes you could add15+ Horsepower and 20+ torque no tools required!