Hypertech Hyper Pac Performance Engine Computer programmer, controller and monitor. More Power! Plus you can Tune & Test On The Fly With Five Programming Modes. Hyper Pac is the world's first Performance Automotive Computer, packed with FIVE distinct programs - Performance Tuning, Drag Strip, Dynamometer, Engine Monitor and DiagnosticsMonitor and Diagnostics, with more exciting new software programs on the way. so easy to operate that no instruction book is really needed. Automatically records, calculates, and displays performance data touch screen shows only the buttons that apply to the current screen. A "Smart Keyboard" or number pad screen appears automatically. Easy installation: Just slip the HyperPac elastic bands over the sun visor, connect the cable to the vehicle's diagnostic port, press the power on button, and choose a program from the Main Menu. You've never seen anything as powerful and as versatile as the HyperPac. This unit is a must have for all performance enthusiasts. Mount the Hypertech Performance Automotive Computer on your visor or dash, plug into the diagnostic link, and you are ready to run your vehicle on your own personal drag strip or dynamometer. All readings are collected, stored, and displayed so you can accurately track changes in your vehicle's performance. Use any of Hypertech's five performance modules: Tune, test & monitor with the world's most advanced performance computer. Performance Tuning: · Gain up to 117 HP and 176 ft/lbs of torque (diesel); 45 HP and 57 ft/lbs of torque (gas). Same tuning features as Hypertech Power Programmer III on an easy-to-read 3" x 4" touch panel. The Power Programmer offers two programs for Gas Engines. One for regular and one for premium. Diesel engines can switch between 3 different levels of horsepower. And for all trucks, Hypertech® power tuning is developed for maximum towing weight allowed by the manufacture. Performance tuning also allows you to adjust: RPM rev limits, transmission shift points and shift firmness, electric cooling fan on/off temperatures (for cooler thermostats), speedometer and odometer to correct (as required by law) non-stock tire sizes and/or gear ratios, and top speed limited to match the speed rating of high performance tires. HyperPac allows you to edit and view all tuning changes on a single screen before reprogramming. Drag Strip· Simulated "Christmas tree" start produces an exact duplication of a drag strip time slip including: reaction time, 60 ft - 1/4 mile speeds & acceleration. · Displays magazine type road tests such as acceleration times in 10 mile per hour increments, zero to 10, 20, 30 etc mph. All HyperPac test sessions are auto saved for later review & comparison. Dynamometer Calculates drive wheel and engine horsepower and torque. More accurate than expensive engine and chassis dyno testing· HyperPac displays large, easy-to-read tables and graphs - all data is auto saved. Diagnostics: Hyper Pac reads & clears trouble codes. Displays each code with an easy-to-understand description, written in plain language, so there is no need for shop manuals or service departments to explain it to you. Engine Monitor: Displays continuous data on engine conditions including air-fuel ratio, R.P.M., ignition knock, oil pressure, water temp, exhaust temp, and many more. View all parameters at once or choose gauge style to view a single parameter as a simulated analog gauge. While testing or to diagnose a problem, touch the start recording button to record the event. All tests are saves for later comparisons and review. Plus you can evaluate the effects on critical conditions cause by other aftermarket equipment like improper air-fuel ratios, spark knocks or elevated exhaust temperatures. Easy to use: High-resolution, 3" x 4" blue-scale touch screen lets you easily navigate through easy-to-read program & tuning menus.