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Hypertech ThermoMaster Computer Chip; California Edition (1991 Corvette C4 w/ Automatic Transmission)Find parts that fit my vehicle

Item EK-25-902920
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      Product Information

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      Description


      Hypertech ThermoMaster Computer Chips

      Hypertech ThermoMaster Power Chips replace your stock PROM, which holds the settings for fuel flow and spark advance. This is a Stage 2 chip that optimizes the spark and fuel curves for max performance. The ThermoMaster Power Chip is designed for use with a 160 deg. thermostat and premium pump gas (91 Octane or better). Maximize the performance of your ride with a Hypertech ThermoMaster Power Chip!

      Fitment:

      • 1991 Chevrolet Corvette

      Hypertech 151302

      CA Residents: WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov

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