Hypertech 124272 ThermoMaster Power Chip

• 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

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.