1991 Chevrolet K1500 Performance Computer Prom & Chip

Your 1991 Chevrolet K1500 might be the best vehicle you’ve ever owned. Or you may just be struggling to keep it highway-approved. No matter the situation, Advance Auto Parts has the Performance Computer Prom & Chip product you desperately need.

We currently carry 9 Performance Computer Prom & Chip products to choose from for your 1991 Chevrolet K1500, and our inventory prices range from as little as $158.89 up to $168.89.

On top of low prices, Advance Auto Parts offers 1 different trusted brands of Performance Computer Prom & Chip products for the 1991 Chevrolet K1500. We only sell parts from trusted brands like Hypertech so that you can find quality parts you can count on.

Have parts delivered straight to your home, or find the nearest Advance Auto Parts store to check out our Performance Computer Prom & Chip stock in-person!

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Performance Computer Prom & Chip for Your 1991 Chevrolet K1500

Search through our amazing selection of Performance Computer Prom & Chip products for your 1991 Chevrolet K1500 to find exactly what you’re looking for. Compare prices and reviews to choose the best part for you.

Hypertech - ThermoMaster Power Computer Chip, with Overdrive (Part No. 121222)
Description
Hypertech ThermoMaster Power Chips are engineered for stock 1995-1981 GM vehicles (premium octane fuel required). The Power Chip contains the Hypertech Power Tuning data that controls the engine's air/fuel ratio and spark advance for maximum power and performance, plus potential gas mileage improvements. Power Chips can be easily installed, using only hand tools. ThermoMaster Power Chips are designed for daily street driving or competition in unmodified vehicles using a 160 Deg. or 180 Deg. thermostat. Hypertech Power Chips(TM) are emissions certified 50-state legal (application specific).

Product Features:
Use w/Low-Temp 160-180 Deg. PowerStat Thermostat
Controls Engines Air/Fuel Ratio
Controls Spark Advance For Max Power
Potential Gas Mileage Improvements
No Wiring Or Soldering Required
Installs In Less Than 30 Minutes
Product might not be available in all states due to local laws.
from $168.89
View Product
Hypertech - ThermoMaster Power Chip (Part No. 121282)
Description
Hypertech ThermoMaster Power Chips are engineered for stock 1995-1981 GM vehicles (premium octane fuel required). The Power Chip contains the Hypertech Power Tuning data that controls the engine's air/fuel ratio and spark advance for maximum power and performance, plus potential gas mileage improvements. Power Chips can be easily installed, using only hand tools. ThermoMaster Power Chips are designed for daily street driving or competition in unmodified vehicles using a 160 Deg. or 180 Deg. thermostat. Hypertech Power Chips(TM) are emissions certified 50-state legal (application specific).

Product Features:
Use w/Low-Temp 160-180 Deg. PowerStat Thermostat
Controls Engines Air/Fuel Ratio
Controls Spark Advance For Max Power
Potential Gas Mileage Improvements
No Wiring Or Soldering Required
Installs In Less Than 30 Minutes
Product might not be available in all states due to local laws.
from $168.89
View Product
Hypertech - ThermoMaster Power Chip (Part No. 121052)
Description
Hypertech ThermoMaster Power Chips are engineered for stock 1995-1981 GM vehicles (premium octane fuel required). The Power Chip contains the Hypertech Power Tuning data that controls the engine's air/fuel ratio and spark advance for maximum power and performance, plus potential gas mileage improvements. Power Chips can be easily installed, using only hand tools. ThermoMaster Power Chips are designed for daily street driving or competition in unmodified vehicles using a 160 Deg. or 180 Deg. thermostat. Hypertech Power Chips(TM) are emissions certified 50-state legal (application specific).

Product Features:
Use w/Low-Temp 160-180 Deg. PowerStat Thermostat
Controls Engines Air/Fuel Ratio
Controls Spark Advance For Max Power
Potential Gas Mileage Improvements
No Wiring Or Soldering Required
Installs In Less Than 30 Minutes
Product might not be available in all states due to local laws.
from $168.89
View Product
Hypertech - ThermoMaster Power Computer Chip, with Overdrive (Part No. 121202)
Description
Hypertech ThermoMaster Power Chips are engineered for stock 1995-1981 GM vehicles (premium octane fuel required). The Power Chip contains the Hypertech Power Tuning data that controls the engine's air/fuel ratio and spark advance for maximum power and performance, plus potential gas mileage improvements. Power Chips can be easily installed, using only hand tools. ThermoMaster Power Chips are designed for daily street driving or competition in unmodified vehicles using a 160 Deg. or 180 Deg. thermostat. Hypertech Power Chips(TM) are emissions certified 50-state legal (application specific).

Product Features:
Use w/Low-Temp 160-180 Deg. PowerStat Thermostat
Controls Engines Air/Fuel Ratio
Controls Spark Advance For Max Power
Potential Gas Mileage Improvements
No Wiring Or Soldering Required
Installs In Less Than 30 Minutes
Product might not be available in all states due to local laws.
from $168.89
View Product
Hypertech - ThermoMaster Power Chip (Part No. 151052)
Description
Hypertech ThermoMaster Power Chips are engineered for stock 1995-1981 GM vehicles (premium octane fuel required). The Power Chip contains the Hypertech Power Tuning data that controls the engine's air/fuel ratio and spark advance for maximum power and performance, plus potential gas mileage improvements. Power Chips can be easily installed, using only hand tools. ThermoMaster Power Chips are designed for daily street driving or competition in unmodified vehicles using a 160 Deg. or 180 Deg. thermostat. Hypertech Power Chips(TM) are emissions certified 50-state legal (application specific).

Product Features:
Use w/Low-Temp 160-180 Deg. PowerStat Thermostat
Controls Engines Air/Fuel Ratio
Controls Spark Advance For Max Power
Potential Gas Mileage Improvements
No Wiring Or Soldering Required
Installs In Less Than 30 Minutes
from $168.89
View Product
Hypertech - Street Runner Power Chip (Part No. 121281)
Description
Hypertech Power Chips are engineered for stock 1981-1995 GM vehicles. The Power Chip contains the Hypertech Power Tuning data that controls the engine's air/fuel ratio and spark advance for maximum power and performance, plus potential gas mileage improvements. Power Chips can be easily installed, using only hand tools. Street Runner Power Chips are designed for daily street driving or competition in unmodified vehicles using a stock thermostat.

Product Features:
Designed For Daily Street Driving
For Unmodified Vehicles w/Stock Thermostat
Controls Engines Air/Fuel Ratio
Controls Spark Advance For Max Power
Potential Gas Mileage Improvements
No Wiring Or Soldering Required
Installs In Less Than 30 Minutes
Product might not be available in all states due to local laws.
from $158.89
View Product
Hypertech - Street Runner Power Computer Chip, with Overdrive (Part No. 121221)
Description
Hypertech Power Chips are engineered for stock 1981-1995 GM vehicles. The Power Chip contains the Hypertech Power Tuning data that controls the engine's air/fuel ratio and spark advance for maximum power and performance, plus potential gas mileage improvements. Power Chips can be easily installed, using only hand tools. Street Runner Power Chips are designed for daily street driving or competition in unmodified vehicles using a stock thermostat.

Product Features:
Designed For Daily Street Driving
For Unmodified Vehicles w/Stock Thermostat
Controls Engines Air/Fuel Ratio
Controls Spark Advance For Max Power
Potential Gas Mileage Improvements
No Wiring Or Soldering Required
Installs In Less Than 30 Minutes
Product might not be available in all states due to local laws.
from $158.89
View Product
Hypertech - Street Runner Power Computer Chip (Part No. 121051)
Description
Hypertech Power Chips are engineered for stock 1981-1995 GM vehicles. The Power Chip contains the Hypertech Power Tuning data that controls the engine's air/fuel ratio and spark advance for maximum power and performance, plus potential gas mileage improvements. Power Chips can be easily installed, using only hand tools. Street Runner Power Chips are designed for daily street driving or competition in unmodified vehicles using a stock thermostat.

Product Features:
Designed For Daily Street Driving
For Unmodified Vehicles w/Stock Thermostat
Controls Engines Air/Fuel Ratio
Controls Spark Advance For Max Power
Potential Gas Mileage Improvements
No Wiring Or Soldering Required
Installs In Less Than 30 Minutes
Product might not be available in all states due to local laws.
from $158.89
View Product
Hypertech - Street Runner Power Chip (Part No. 121251)
Description
Hypertech Power Chips are engineered for stock 1981-1995 GM vehicles. The Power Chip contains the Hypertech Power Tuning data that controls the engine's air/fuel ratio and spark advance for maximum power and performance, plus potential gas mileage improvements. Power Chips can be easily installed, using only hand tools. Street Runner Power Chips are designed for daily street driving or competition in unmodified vehicles using a stock thermostat.

Product Features:
Designed For Daily Street Driving
For Unmodified Vehicles w/Stock Thermostat
Controls Engines Air/Fuel Ratio
Controls Spark Advance For Max Power
Potential Gas Mileage Improvements
No Wiring Or Soldering Required
Installs In Less Than 30 Minutes
Product might not be available in all states due to local laws.
from $158.89
View Product