Hypertech ThermoMaster Power Chip for CA GM VehiclesThermoMaster Power Chips are the most powerful chip you can run on the street. Used in conjunction with Hypertech PowerStat thermostats (sold below), your engine will perform at its best with cooler, denser air and improved spark timing and air/fuel ratios. NOTE: These ThermoMaster chips are CARB exempt. They may be used in California or other emissions controlled areas or for emission controlled vehicles. Check your local laws for details. Reference notes for applications can be found above. | ||
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