In Stock
- In Stock Items, Including at a Supplier. Ships In a Few Days. (66) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- All Items, Including Not In Stock (68) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Make/Model
Make/Engine
Emissions
- California EO Approved (22)
Price Range
- $100-$250 (63)
- $250-$500 (3)
In Stock
Savings Central
- Clearance (1)

Selected Filters

Availability

- In Stock Items, Including at a Supplier. Ships In a Few Days. (66) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- All Items, Including Not In Stock (68) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Filters
Make/Model
Make/Engine
Emissions
- California EO Approved (22)
Price Range
- $100-$250 (63)
- $250-$500 (3)
Savings Central
- Clearance (1)

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 68 Items.

Results 1 - 25 of 66

Hypertech ThermoMaster Computer Chips for 1990-1991 C1500 - 120092

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

Part Number: HYP-120092

Not Yet Reviewed

Estimated Ship Date: Jun 8, 2026 if ordered today

...Loading

Estimated Ship Date: Jun 8, 2026 if ordered today

Hypertech ThermoMaster Computer Chips 121122

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

Part Number: HYP-121122

Not Yet Reviewed

Estimated Ship Date: Jun 8, 2026 if ordered today

...Loading

Estimated Ship Date: Jun 8, 2026 if ordered today

Hypertech ThermoMaster Computer Chips 122082

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

Part Number: HYP-122082

Not Yet Reviewed

Estimated Ship Date: Jun 8, 2026 if ordered today

...Loading

Estimated Ship Date: Jun 8, 2026 if ordered today

Hypertech ThermoMaster Computer Chips 151242

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

Part Number: HYP-151242

Not Yet Reviewed

Estimated Ship Date: Jun 8, 2026 if ordered today

...Loading

Estimated Ship Date: Jun 8, 2026 if ordered today

Hypertech ThermoMaster Computer Chips for 1991 CAPRICE - 121462

Computer Chip/Module, ThermoMaster, Chevy, Each

Part Number: HYP-121462

Not Yet Reviewed

Estimated Ship Date: Jun 8, 2026 if ordered today

...Loading

Estimated Ship Date: Jun 8, 2026 if ordered today

Hypertech ThermoMaster Computer Chips for 1991 CAMARO, FIREBIRD - 151322

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

Part Number: HYP-151322

Not Yet Reviewed

Estimated Ship Date: Jun 8, 2026 if ordered today

...Loading

Estimated Ship Date: Jun 8, 2026 if ordered today

Hypertech ThermoMaster Computer Chips for 1991 CAMARO, FIREBIRD - 121342

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

Part Number: HYP-121342

Not Yet Reviewed

Estimated Ship Date: Jun 8, 2026 if ordered today

...Loading

Estimated Ship Date: Jun 8, 2026 if ordered today

Hypertech ThermoMaster Computer Chips 121182

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

Part Number: HYP-121182

Not Yet Reviewed

Estimated Ship Date: Jun 5, 2026 if ordered today

...Loading

Estimated Ship Date: Jun 5, 2026 if ordered today

Hypertech ThermoMaster Computer Chips 121012

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

Part Number: HYP-121012

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jun 8, 2026 if ordered today

...Loading

Estimated Ship Date: Jun 8, 2026 if ordered today

Hypertech ThermoMaster Computer Chips for 1991 ASTRO, SAFARI - 121002

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

Part Number: HYP-121002

Not Yet Reviewed

Estimated Ship Date: Jun 8, 2026 if ordered today

...Loading

Estimated Ship Date: Jun 8, 2026 if ordered today

Hypertech ThermoMaster Computer Chips for 1991 BERETTA - 151622

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

Part Number: HYP-151622

Not Yet Reviewed

Estimated Ship Date: Jun 8, 2026 if ordered today

...Loading

Estimated Ship Date: Jun 8, 2026 if ordered today

Hypertech ThermoMaster Computer Chips for 1991 BERETTA, CORSICA - 151432

Computer Chip/Module, ThermoMaster, Chevy, Beretta, Corsica, Each

Part Number: HYP-151432

Not Yet Reviewed

Estimated Ship Date: Jun 8, 2026 if ordered today

...Loading

Estimated Ship Date: Jun 8, 2026 if ordered today

Hypertech ThermoMaster Computer Chips for 1991 CORVETTE - 151302

Computer Chip/Module, ThermoMaster, Chevy, Each

Part Number: HYP-151302

Not Yet Reviewed

Estimated Ship Date: Jun 8, 2026 if ordered today

...Loading

Estimated Ship Date: Jun 8, 2026 if ordered today

Hypertech ThermoMaster Computer Chips 151042

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

Part Number: HYP-151042

Not Yet Reviewed

Estimated Ship Date: Jun 8, 2026 if ordered today

...Loading

Estimated Ship Date: Jun 8, 2026 if ordered today

Hypertech ThermoMaster Computer Chips for 1991 CUTLASS SUPREME, GRAND PRIX - 221672

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

Part Number: HYP-221672

Not Yet Reviewed

Estimated Ship Date: Jun 8, 2026 if ordered today

...Loading

Estimated Ship Date: Jun 8, 2026 if ordered today

Hypertech ThermoMaster Computer Chips for 1991 CAVALIER, SUNBIRD, 2001 SILVERADO 2500 HD - 151422

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

Part Number: HYP-151422

Not Yet Reviewed

Estimated Ship Date: Jun 8, 2026 if ordered today

...Loading

Estimated Ship Date: Jun 8, 2026 if ordered today

Hypertech ThermoMaster Computer Chips for 1991 CUTLASS SUPREME - 321672

Computer Chip/Module, TherrmoMaster, Oldsmobile, 3.4L, Automatic, Each

Part Number: HYP-321672

Not Yet Reviewed

Estimated Ship Date: Jun 8, 2026 if ordered today

...Loading

Estimated Ship Date: Jun 8, 2026 if ordered today

Hypertech ThermoMaster Computer Chips 151052

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

Part Number: HYP-151052

Not Yet Reviewed

Estimated Ship Date: Jun 8, 2026 if ordered today

...Loading

Estimated Ship Date: Jun 8, 2026 if ordered today

Hypertech ThermoMaster Computer Chips for 1991 LUMINA - 151512

Computer Chip/Module, ThermoMaster, Chevy, Each

Part Number: HYP-151512

Not Yet Reviewed

Estimated Ship Date: Jun 8, 2026 if ordered today

...Loading

Estimated Ship Date: Jun 8, 2026 if ordered today

Hypertech ThermoMaster Computer Chips for 1991 CORVETTE - 151392

Computer Chip/Module, ThermoMaster, Chevy, Each

Part Number: HYP-151392

Not Yet Reviewed

Estimated Ship Date: Jun 8, 2026 if ordered today

...Loading

Estimated Ship Date: Jun 8, 2026 if ordered today

Hypertech ThermoMaster Computer Chips 151142

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

Part Number: HYP-151142

Not Yet Reviewed

Estimated Ship Date: Jun 8, 2026 if ordered today

...Loading

Estimated Ship Date: Jun 8, 2026 if ordered today

Hypertech ThermoMaster Computer Chips for 1991 CAVALIER, SUNBIRD - 151412

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

Part Number: HYP-151412

Not Yet Reviewed

Estimated Ship Date: Jun 8, 2026 if ordered today

...Loading

Estimated Ship Date: Jun 8, 2026 if ordered today

Hypertech ThermoMaster Computer Chips for 1991 CAMARO, FIREBIRD - 151332

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

Part Number: HYP-151332

Not Yet Reviewed

Estimated Ship Date: Jun 8, 2026 if ordered today

...Loading

Estimated Ship Date: Jun 8, 2026 if ordered today

Hypertech ThermoMaster Computer Chips for 1991 CAMARO, FIREBIRD - 151362

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

Part Number: HYP-151362

Not Yet Reviewed

Estimated Ship Date: Jun 8, 2026 if ordered today

...Loading

Estimated Ship Date: Jun 8, 2026 if ordered today

Hypertech ThermoMaster Computer Chips for 1991 CAMARO, FIREBIRD - 151312

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

Part Number: HYP-151312

Not Yet Reviewed

Estimated Ship Date: Jun 8, 2026 if ordered today

...Loading

Estimated Ship Date: Jun 8, 2026 if ordered today

Page 1 of 3
Next