Engine programmers, hand held tuning devices and easy-to-use downloads let you tweak your vehicle's performance any way you like. If you want proven gains in horsepower, torque, or fuel efficiency, engine tuners and engine programmers can make it happen with the touch of a finger. Get off the starting line quicker and tow harder. Go farther on a single tank of fuel. Performance Programmers are a fast install, easy to program and put the tuning expertise of a master technician into the palm of your hand.