A like new Hypertech Power Programmer III (HPP3) model #390752 for 1999 LS1 equipped Camaro & firebird. Was used on my 1999 Hugger Orange Z28 that I just sold. Car was reprogrammed to stock. Looking to get $75 firm for it. It's an inexpensive way to do some self tuning to your 1999 LS1 equipped Fbody. Pictures are below. With this programmer you can.......

Hypertech Power Tuning

Tunes the engine for maximum power and performance, plus potential gas mileage improvements

Engine Rev Limiter

Extends the engine's RPM range for a wider power band

Cooling Fan On/Off Temperatures

Permits use of low-temperature thermostat for cooler, denser intake charge and lower engine operating temperature

Transmission Shift Points

Optimizes shift points by speed and RPM for maximum acceleration

Transmission Shift Firmness

Firmer full-throttle gear changes for faster acceleration

Top-Speed Limiter

Allows the vehicle's top speed to be matched to the speed rating of factory-approved high-performance tires

Speedometer/Odometer Correction

Automatically corrects speedometer and odometer readings for non-stock tire sizes and/or non-stock rear-end gear ratios (accurate odometer readings are required by law)

Read and Clear DTC's