If Hypertech Power Tuning is so great, why didn the manufacturers do it that way?
Hypertech has two types of tuning available for some vehicles depending on the thermostat in the vehicle. Vehicles with a 160 degree thermostat will use the Thermo Master Power Tuning. Vehicles with a 180 degree thermostat will use the Street Runner Power tuning. All programming changes have been made to successfully use a 160 or 180 degree thermostat. If you are going to change to a Powerstat use the Thermo Master, otherwise, for stock thermostats use the Street Runner. The factory program is designed for the average driver and is set to take a wide variety of operating conditions and driving styles into consideration. Consequently, stock calibrations aren’t set to provide maximum power because they have to accommodate drivers who may use poor quality gasoline. For a real hi-performance person, 93 octane is all they put in their vehicle. At Hypertech, we optimize the spark and fuel curves over the entire RPM band from just off idle right up to the red-line for maximum power and perfor
