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Hypertech ThermoMaster Computer Chips

4.1 out of 5 stars 30 Customer Reviews

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!

Showing In Stock Items. Show All 63 Items.

Results 1 - 25 of 63

Hypertech ThermoMaster Computer Chips for 1987 CAMARO, FIREBIRD - 127042

Computer Chip/Module, ThermoMaster, Chevy, Pontiac, Each

Part Number: HYP-127042

Not Yet Reviewed

Estimated Ship Date: Jun 22, 2026 if ordered today

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Estimated Ship Date: Jun 22, 2026 if ordered today

Hypertech ThermoMaster Computer Chips 157142

Computer Chip/Module, ThermoMaster, Chevy, GMC, R/V-Series Pickup, Each

Part Number: HYP-157142

Not Yet Reviewed

Estimated Ship Date: Jun 19, 2026 if ordered today

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Estimated Ship Date: Jun 19, 2026 if ordered today

Hypertech ThermoMaster Computer Chips for 1987 CORVETTE - 157362

Computer Chip/Module, ThermoMaster, Chevy, Each

Part Number: HYP-157362

Not Yet Reviewed

Estimated Ship Date: Jun 22, 2026 if ordered today

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Estimated Ship Date: Jun 22, 2026 if ordered today

Hypertech ThermoMaster Computer Chips for 1987 REGAL - 456012

Computer Chip/Module, ThermoMaster, Buick, Each

Part Number: HYP-456012

Not Yet Reviewed

Estimated Ship Date: Jun 19, 2026 if ordered today

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Estimated Ship Date: Jun 19, 2026 if ordered today

Hypertech ThermoMaster Computer Chips 127112

Computer Chip/Module, ThermoMaster, Chevy, GMC, R-Series Pickup, Each

Part Number: HYP-127112

Not Yet Reviewed

Estimated Ship Date: Jun 19, 2026 if ordered today

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Estimated Ship Date: Jun 19, 2026 if ordered today

Hypertech ThermoMaster Computer Chips for 1987 REGAL - 427042

Computer Chip/Module, ThermoMaster, Buick, Each

Part Number: HYP-427042

Not Yet Reviewed

Estimated Ship Date: Jun 19, 2026 if ordered today

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Estimated Ship Date: Jun 19, 2026 if ordered today

Hypertech ThermoMaster Computer Chips for 1987 REGAL - 41372

Computer Chip/Module, ThermoMaster, Buick, Each

Part Number: HYP-41372

Not Yet Reviewed

Estimated Ship Date: Jun 19, 2026 if ordered today

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Estimated Ship Date: Jun 19, 2026 if ordered today

Hypertech ThermoMaster Computer Chips 12062

Computer Chip/Module, ThermoMaster Chip, Chevy, Pontiac, Fits TBI Models Only, Each

Part Number: HYP-12062

Not Yet Reviewed

Estimated Ship Date: Jun 19, 2026 if ordered today

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Estimated Ship Date: Jun 19, 2026 if ordered today

Hypertech ThermoMaster Computer Chips for 1987 FIERO - 257412

Computer Chip/Module, ThermoMaster, Pontiac, 2.8L, Automatic, California Model Only, Each

Part Number: HYP-257412

Not Yet Reviewed

Estimated Ship Date: Jun 19, 2026 if ordered today

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Estimated Ship Date: Jun 19, 2026 if ordered today

Hypertech ThermoMaster Computer Chips for 1987 BONNEVILLE, CENTURY, LESABRE - 427002

Computer Chip/Module, ThermoMaster, Buick, Oldsmobile, Pontiac, Each

Part Number: HYP-427002

Not Yet Reviewed

Estimated Ship Date: Jun 19, 2026 if ordered today

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Estimated Ship Date: Jun 19, 2026 if ordered today

Hypertech ThermoMaster Computer Chips for 1986-1987 FIERO - 21602

Computer Chip/Module, ThermoMaster, Pontiac, Each

Part Number: HYP-21602

Not Yet Reviewed

Estimated Ship Date: Jun 19, 2026 if ordered today

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Estimated Ship Date: Jun 19, 2026 if ordered today

Hypertech ThermoMaster Computer Chips for 1987 CALAIS, GRAND AM, SOMERSET - 227002

Computer Chip/Module, ThermoMaster, Buick, Oldsmobile, Pontiac, Each

Part Number: HYP-227002

Not Yet Reviewed

Estimated Ship Date: Jun 19, 2026 if ordered today

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Estimated Ship Date: Jun 19, 2026 if ordered today

Hypertech ThermoMaster Computer Chips 227042

Computer Chip/Module, ThermoMaster, Chevy, Pontiac, Each

Part Number: HYP-227042

Not Yet Reviewed

Estimated Ship Date: Jun 19, 2026 if ordered today

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Estimated Ship Date: Jun 19, 2026 if ordered today

Hypertech ThermoMaster Computer Chips for 1987 MONTE CARLO - 127652

Computer Chip/Module, ThermoMaster, Chevy, Each

Part Number: HYP-127652

Not Yet Reviewed

Estimated Ship Date: Jun 19, 2026 if ordered today

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Estimated Ship Date: Jun 19, 2026 if ordered today

Hypertech ThermoMaster Computer Chips 11872

Computer Chip/Module, ThermoMaster, Chevy, GMC, S-Series, SUV/Pickup, Each

Part Number: HYP-11872

Not Yet Reviewed

Estimated Ship Date: Jun 19, 2026 if ordered today

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Estimated Ship Date: Jun 19, 2026 if ordered today

Hypertech ThermoMaster Computer Chips for 1987 CUTLASS SUPREME - 31502

Computer Chip/Module, Street Runner, Oldsmobile, Each

Part Number: HYP-31502

Not Yet Reviewed

Estimated Ship Date: Jun 19, 2026 if ordered today

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Estimated Ship Date: Jun 19, 2026 if ordered today

Hypertech ThermoMaster Computer Chips 427012

Computer Chip/Module, ThermoMaster, Buick, Oldsmobile, Each

Part Number: HYP-427012

Not Yet Reviewed

Estimated Ship Date: Jun 19, 2026 if ordered today

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Estimated Ship Date: Jun 19, 2026 if ordered today

Hypertech ThermoMaster Computer Chips for 1987-1988 MONTE CARLO - 12002

Computer Chip/Module, ThermoMaster, Chevy, Each

Part Number: HYP-12002

Not Yet Reviewed

Estimated Ship Date: Jun 19, 2026 if ordered today

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Estimated Ship Date: Jun 19, 2026 if ordered today

Hypertech ThermoMaster Computer Chips 157252

Computer Chip/Module, ThermoMaster, Chevy, GMC, R30/R3500 Pickup, Each

Part Number: HYP-157252

Not Yet Reviewed

Estimated Ship Date: Jun 19, 2026 if ordered today

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Estimated Ship Date: Jun 19, 2026 if ordered today

Hypertech ThermoMaster Computer Chips 157112

Computer Chip/Module, ThermoMaster, Chevy, GMC, R-Series Pickup, Each

Part Number: HYP-157112

Not Yet Reviewed

Estimated Ship Date: Jun 19, 2026 if ordered today

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Estimated Ship Date: Jun 19, 2026 if ordered today

Hypertech ThermoMaster Computer Chips 127192

Computer Chip/Module, ThermoMaster, Chevy, GMC, V-Series Pickup, Each

Part Number: HYP-127192

Not Yet Reviewed

Estimated Ship Date: Jun 19, 2026 if ordered today

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Estimated Ship Date: Jun 19, 2026 if ordered today

Hypertech ThermoMaster Computer Chips for 1986-1987 FIERO - 226062

Computer Chip/Module, ThermoMaster, Pontiac, Each

Part Number: HYP-226062

Not Yet Reviewed

Estimated Ship Date: Jun 19, 2026 if ordered today

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Estimated Ship Date: Jun 19, 2026 if ordered today

Hypertech ThermoMaster Computer Chips for 1987-1988 ASTRO, SAFARI - 127032

Computer Chip/Module, ThermoMaster, Chevy, GMC, Trucks/Vans, Each

Part Number: HYP-127032

Not Yet Reviewed

Estimated Ship Date: Jun 19, 2026 if ordered today

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Estimated Ship Date: Jun 19, 2026 if ordered today

Hypertech ThermoMaster Computer Chips for 1987 ASTRO, SAFARI - 157022

Computer Chip/Module, ThermoMaster, Chevy, GMC, Astro/Safari, Each

Part Number: HYP-157022

Not Yet Reviewed

Estimated Ship Date: Jun 19, 2026 if ordered today

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Estimated Ship Date: Jun 19, 2026 if ordered today

Hypertech ThermoMaster Computer Chips 157102

Computer Chip/Module, ThermoMaster, Chevy, GMC, R-Series Pickup, Each

Part Number: HYP-157102

Not Yet Reviewed

Estimated Ship Date: Jun 19, 2026 if ordered today

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Estimated Ship Date: Jun 19, 2026 if ordered today

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