1991 GMC S15 Jimmy Performance Computer Prom and Chips

Your 1991 GMC S15 Jimmy 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 and Chips you desperately need.

We currently carry 2 Performance Computer Prom and Chips to choose from for your 1991 GMC S15 Jimmy, and our inventory prices range from as little as $168.89.

On top of low prices, Advance Auto Parts offers 1 different trusted brands of Performance Computer Prom and Chips for the 1991 GMC S15 Jimmy. 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 and Chips stock in-person!

Performance Computer Prom and Chips for Your 1991 GMC S15 Jimmy

Hypertech – ThermoMaster Power Computer Chip, with Overdrive (Part No.121502)

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
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Hypertech – ThermoMaster Power Chip (Part No.121022)

ThermoMaster Power Chip

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
  • Product might not be available in all states due to local laws.
See More

FAQs for 1991 GMC S15 Jimmy Performance Computer Prom and Chips

What are the most popular Performance Computer Prom and Chips for the 1991 GMC S15 Jimmy?

With 1 brands you can trust, our most popular Performance Computer Prom and Chips for the 1991 GMC S15 Jimmy parts are:
ThermoMaster Power Chip
from $168.89
This product is not rated
ThermoMaster Power Chip
Performance Computer Prom and Chips
ThermoMaster Power Computer Chip, with Overdrive
from $168.89
This product is not rated
ThermoMaster Power Computer Chip, with Overdrive
Performance Computer Prom and Chips