The Diablosport Extreme PowerPuck Performance Programmer will significantly increase the horsepower, torque, and drivability of your Sierra's diesel engine. With up to an additional 100 pounds of horsepower and torque, pulling those heavy loads and climbing steep hills will not be a hassle. Not only will this programmer increase your power, it will save you money at the gas pump as it improves your fuel mileage by 1-4 miles per gallon. These programmers have been street, track, and road tested to ensure safety for you and your vehicle. Installation is simple and can be done in a short amount of time.

• Improves performance and drivability
• Increases horsepower and torque
• Gains you extra fuel mileage
• Road, track, and street tested to ensure safety
• Fast and simple installation
• Two year manufacturer warranty

If you are looking for a product that will increase your torque and horsepower dramatically that is simple to install, the Diablosport Extreme PowerPuck Performance Programmer is the right product for you. With improved drivability and better gas mileage, this programmer is well worth your while and will bring you satisfaction.