Hypertech Power Chips are direct replacements for the stock chips in 1981-1995 GM vehicles. The Power Chip contains the Hypertech Power Tuning data that controls the engine’s air/fuel ratio and spark advance for maximum power and performance, plus potential gas mileage improvements. Power Chips can be easily installed, using only hand tools. ThermoMaster power chips are designed for daily street driving or competition in unmodified vehicles using a 160 degree or 180 degree thermostat.
Product Features
- Must run premium fuel
- Plug in and go, no wiring or soldering required
- 50-state street legal
- Use with 160 degree or 180 degree thermostat
It works great! I bought this chip a while ago for … It works great! I bought this chip a while ago for my 91 Corvette, and just got around to putting it in. It was easy to install, and only took a few seconds to tune into the car. My car is running better than ever. The engine has 180k miles on it, (alot)… And this chip made it drop from 14.4’s in the 1/4 mile to a 13.9, with a 2.59 gear ratio. It optimized the shift points, so now it shifts at the best times possible. I Also gained 2 mpg…. depending on how well I keep my lead foot off the…