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- In Stock Items, Including at a Supplier. Ships In a Few Days. (131) 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 (135) 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
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- California EO Approved (45)
Price Range
- $100-$250 (124)
- $250-$500 (7)
Savings Central
- Clearance (1)

1991 Hypertech Computer Chips and Modules

Showing In Stock Items. Show All 135 Items.

Individual Parts

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Results 1 - 25 of 131

Hypertech Street Runner Power Chips for 1991 CAMARO, FIREBIRD - 121321

Computer Chip/Module, Street Runner, Chevy, Pontiac, Each

Part Number: HYP-121321

Not Yet Reviewed

Estimated Ship Date: Jun 8, 2026 if ordered today

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Estimated Ship Date: Jun 8, 2026 if ordered today

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

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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

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Estimated Ship Date: Jun 8, 2026 if ordered today

Hypertech Street Runner Power Chips 121221

Computer Chip/Module, Street Runner, Chevy, GMC, Pickup, Each

Part Number: HYP-121221

Not Yet Reviewed

Estimated Ship Date: Jun 8, 2026 if ordered today

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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

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Estimated Ship Date: Jun 8, 2026 if ordered today

Hypertech Street Runner Power Chips for 1991 CORVETTE - 121381

Computer Chip/Module, Street Runner, Chevy, Each

Part Number: HYP-121381

Not Yet Reviewed

Estimated Ship Date: Jun 8, 2026 if ordered today

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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

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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

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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

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Estimated Ship Date: Jun 8, 2026 if ordered today

Hypertech Street Runner Power Chips 151141

Computer Chip/Module, Street Runner, Chevy, GMC, Pickup, Each

Part Number: HYP-151141

Not Yet Reviewed

Estimated Ship Date: Jun 8, 2026 if ordered today

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Estimated Ship Date: Jun 8, 2026 if ordered today

Hypertech Street Runner Power Chips 121501

Computer Chip/Module, Street Runner, Chevy, GMC, Pickup, SUV, Each

Part Number: HYP-121501

Not Yet Reviewed

Estimated Ship Date: Jun 8, 2026 if ordered today

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Estimated Ship Date: Jun 8, 2026 if ordered today

Hypertech Street Runner Power Chips for 1991 CAMARO, FIREBIRD - 151371

Computer Chip/Module, Street Runner, Chevy, Pontiac, Each

Part Number: HYP-151371

Not Yet Reviewed

Estimated Ship Date: Jun 8, 2026 if ordered today

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Estimated Ship Date: Jun 8, 2026 if ordered today

Hypertech Street Runner Power Chips for 1991 CAPRICE - 121461

Computer Chip/Module, Street Runner, Chevy, Each

Part Number: HYP-121461

Not Yet Reviewed

Estimated Ship Date: Jun 8, 2026 if ordered today

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Estimated Ship Date: Jun 8, 2026 if ordered today

Hypertech Street Runner Power Chips for 1991 CAMARO, FIREBIRD - 151361

Computer Chip/Module, Street Runner, Chevy, Pontiac, Each

Part Number: HYP-151361

Not Yet Reviewed

Estimated Ship Date: Jun 8, 2026 if ordered today

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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

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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

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Estimated Ship Date: Jun 5, 2026 if ordered today

Hypertech Street Runner Power Chips for 1991 BERETTA, CORSICA - 121561

Computer Chip/Module, Street Runner, Chevy, Beretta, Corsica, Each

Part Number: HYP-121561

Not Yet Reviewed

Estimated Ship Date: Jun 8, 2026 if ordered today

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Estimated Ship Date: Jun 8, 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

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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

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Estimated Ship Date: Jun 8, 2026 if ordered today

Hypertech Street Runner Power Chips for 1991 CUTLASS SUPREME - 321671

Computer Chip/Module, Street Runner, Oldsmobile, 3.4L, Automatic, Each

Part Number: HYP-321671

Not Yet Reviewed

Estimated Ship Date: Jun 8, 2026 if ordered today

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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

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Estimated Ship Date: Jun 8, 2026 if ordered today

Hypertech Street Runner Power Chips 151102

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

Part Number: HYP-151102

Not Yet Reviewed

Estimated Ship Date: Jun 8, 2026 if ordered today

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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

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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

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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

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Estimated Ship Date: Jun 8, 2026 if ordered today

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