GMC Performance Computer Prom and Chips

At Advance Auto, we carry 218 different types of Performance Computer Prom and Chips for your GMC at competitive prices to fit your budget. Save on costs when you find your GMC replacement Performance Computer Prom and Chips with us.

Make sure to compare prices and take a look at the top user reviewed Performance Computer Prom and Chips that fit your GMC. The ratings and reviews for these aftermarket GMC Performance Computer Prom and Chips really help you make the right decision.

Whether you’re a do-it-yourselfer or trained auto tech, you’ll appreciate the convenience of home or business delivery, or picking up your Performance Computer Prom and Chips at the nearest Advance Auto Parts location.

Compare 25 GMC Performance Computer Prom and Chips

Search our full catalog of aftermarket GMC Performance Computer Prom and Chips below. Make sure to check for user reviews of Performance Computer Prom and Chips to learn which worked the best for our customers.

Hypertech – ThermoMaster Power Computer Chip, with Overdrive (Part No.123222)

ThermoMaster Power Computer Chip, with Overdrive

from

$214.49
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.
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Bully Dog – 50-State Gas Tuner: Boost Performance, Fuel Economy, & Diagnostics (Part No.40410)

50-State Gas Tuner: Boost Performance, Fuel Economy, & Diagnostics

from

$469.99
The GT Platinum Gas is four products in one; a vehicle engine tuner, monitor, gauge and diagnostic device all in a single unit. The GT dramatically improves the utility of your vehicle by increasing horsepower, improving fuel economy and providing a comprehensive set of monitoring features and diagnostic functions. This product is incomparable to other tuning products because it has the largest feature set and the widest range of vehicle applications from a single product part number.

Product Features:
  • HEADS UP DISPLAY – Monitor over 15 performance parameters at a glance with a dynamic LCD display mounted on a pillar, window, or dash. User set daytime and nighttime driving modes
  • MULTIPLE PRELOADED TUNES – Access four preloaded tunes with the touch of a few buttons to maximize performance in any situation.
  • CODE CLEARING – Diagnose and clear trouble codes to ensure proper engine operation.
  • Reads and Erases Diagnostic Trouble Codes
  • Display Over 15 Vehicle Parameters
  • Installation Is Easy-10-20 Minutes
  • Free Internet Updates And Upgrades
  • 30 Day Money Back Guarantee
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Bully Dog – Diesel Performance Tuner with Gauges & Customizable Tuning (Part No.40420)

Diesel Performance Tuner with Gauges & Customizable Tuning

from

$469.99
The GT Gas and Diesel tuners unlock more horsepower and torque to meet the unique demands you put on your vehicle. With preloaded tuning, customizable gauges to track performance, and a wide variety of hauling and off-roading features, you’ll have plenty of power to take on tough jobs or improved fuel economy for long highway hauls.

Product Features:
  • Track critical performance data in real-time on easy to navigate virtual gauges
  • Select between multiple street-tested, dyno-proven tunes for economy, towing or performance.
  • Reads and clears DTC (Diagnostic Trouble Codes) with ease
  • Manage tire size, gear ratio, speed limiter, speedometer calibrations, shift points, and more. Offering shift-on-the-fly tuning and better control of defueling and regeneration.
  • Product might not be available in all states due to local laws.
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Hypertech – ThermoMaster Power Computer Chip, with Overdrive (Part No.122552)

ThermoMaster Power Computer Chip, with Overdrive

from

$168.89
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
See More

Hypertech – Street Runner Power Computer Chip, with Overdrive (Part No.129141)

Street Runner Power Computer Chip, with Overdrive

from

$158.89
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.
See More

Hypertech – Street Runner Power Computer Chip, with Overdrive (Part No.122571)

Street Runner Power Computer Chip, with Overdrive

from

$158.89
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
See More

Hypertech – Street Runner Power Chip (Part No.122221)

Street Runner Power Chip

from

$158.89
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.
See More

Hypertech – Street Runner Power Chip (Part No.154781)

Street Runner Power Chip

from

$158.89
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
See More

Hypertech – Street Runner Power Computer Chip, with Overdrive (Part No.124091)

Street Runner Power Computer Chip, with Overdrive

from

$204.49
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.
See More

Hypertech – ThermoMaster Power Computer Chip, with Overdrive (Part No.122092)

ThermoMaster Power Computer Chip, with Overdrive

from

$214.49
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.
See More

Hypertech – ThermoMaster Power Chip (Part No.121292)

ThermoMaster Power Chip

from

$214.49
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.
See More

Hypertech – ThermoMaster Power Computer Chip, with Overdrive (Part No.123012)

ThermoMaster Power Computer Chip, with Overdrive

from

$214.49
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.
See More

Hypertech – ThermoMaster Power Chip (Part No.121602)

ThermoMaster Power Chip

from

$214.49
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.
See More

Hypertech – ThermoMaster Power Computer Chip, with Overdrive (Part No.351352)

ThermoMaster Power Computer Chip, with Overdrive

from

$214.49
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.
See More

Hypertech – ThermoMaster Power Chips (Part No.124272)

ThermoMaster Power Chips

from

$214.49
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.
See More

Hypertech – ThermoMaster Power Chip, with Overdrive (Part No.351772)

ThermoMaster Power Chip, with Overdrive

from

$214.49
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.
See More

Hypertech – ThermoMaster Power Chip, with Overdrive, M30 Electric Automatic Transmission (Part No.851752)

ThermoMaster Power Chip, with Overdrive, M30 Electric Automatic Transmission

from

$214.49
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
See More

Hypertech – ThermoMaster Power Computer Chip, with Overdrive (Part No.122532)

ThermoMaster Power Computer Chip, with Overdrive

from

$214.49
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
See More

Hypertech – ThermoMaster Computer Power Chip, with Overdrive, California Model Only (Part No.851772)

ThermoMaster Computer Power Chip, with Overdrive, California Model Only

from

$214.49
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
See More

Hypertech – ThermoMaster Power Chip with Overdrive (Part No.124222)

ThermoMaster Power Chip with Overdrive

from

$214.49
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.
See More

Hypertech – ThermoMaster Power Computer Chip, with Overdrive (Part No.122072)

ThermoMaster Power Computer Chip, with Overdrive

from

$214.49
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.
See More

Hypertech – ThermoMaster Power Chip (Part No.124122)

ThermoMaster Power Chip

from

$214.49
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.
See More

Hypertech – ThermoMaster Power Chip (Part No.123142)

ThermoMaster Power Chip

from

$214.49
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
See More

Hypertech – ThermoMaster Power Computer Chip, with Overdrive (Part No.124032)

ThermoMaster Power Computer Chip, with Overdrive

from

$214.49
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.
See More

Hypertech – ThermoMaster Power Chip (Part No.153702)

ThermoMaster Power Chip

from

$214.49
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
See More