1989 GMC S15 Performance Chips

Results Per Page:

13 Results

13 Results
  1. Key Features:
    • Street Runner Power Chip
    • California Model Only

    Fitment:

    1989 GMC S15 2.8L V6 GAS / Manual Trans

    $119.52
  2. Key Features:
    • ThermoMaster Power Chip
    • California Model Only

    Fitment:

    1989 GMC S15 2.8L V6 GAS / Manual Trans

    $123.64
  3. Key Features:
    • ThermoMaster Power Chip

    Fitment:

    1989 GMC S15 4.3L V6 GAS

    $123.64
  4. JET Stage 1 Computer Chips/Modules will unleash the true high-performance potential of your vehicle's engine and completely remove the dull factory settings! The modules will work to truly optimize your air/fuel ratio, spark timing, transmission tuning and a variety of other parameters for maximized horsepower and torque! They are available in 2 different styles : Stage 1 is designed to work with original stock engines, while Stage 2 is designed to work with modified motors with performance air intakes, headers or exhaust systems already installed. The modules are 50-state legal and are backed by a Lifetime Warranty. Free shipping to all of USA!

    Key Features:
    • Jet Performance Upgrade Stage 1 Computer Chip
    • 50 State Legal

    Fitment:

    1989 GMC S15 BASE, High Sierra, Sierra Classic / 2.8L V6 GAS

    $123.74
  5. JET Stage 2 Computer Chips/Modules will unleash the true high-performance potential of your vehicle's engine and completely remove the dull factory settings! The modules will work to truly optimize your air/fuel ratio, spark timing, transmission tuning and a variety of other parameters for maximized horsepower and torque! They are available in 2 different styles : Stage 1 is designed to work with original stock engines, while Stage 2 is designed to work with modified motors with performance air intakes, headers or exhaust systems already installed. The modules are 50-state legal and are backed by a Lifetime Warranty. Free shipping to all of USA!

    Key Features:
    • Jet Performance Upgrade Stage 2 Computer Chip
    • 50 State Legal
    • Requires Use Of 91 Octane Fuel/180 Degree Thermostat/Free Flow Exhaust

    Fitment:

    1989 GMC S15 BASE, High Sierra, Sierra Classic / 2.8L V6 GAS

    $131.21
  6. Key Features:
    • ThermoMaster Power Chip
    • w/Overdrive

    Fitment:

    1989 GMC S15 4.3L V6 GAS

    $124.43
  7. JET Stage 1 Computer Chips/Modules will unleash the true high-performance potential of your vehicle's engine and completely remove the dull factory settings! The modules will work to truly optimize your air/fuel ratio, spark timing, transmission tuning and a variety of other parameters for maximized horsepower and torque! They are available in 2 different styles : Stage 1 is designed to work with original stock engines, while Stage 2 is designed to work with modified motors with performance air intakes, headers or exhaust systems already installed. The modules are 50-state legal and are backed by a Lifetime Warranty. Free shipping to all of USA!

    Key Features:
    • Jet Performance Upgrade Stage 1 Computer Chip
    • 50 State Legal

    Fitment:

    1989 GMC S15 BASE, High Sierra, Sierra Classic / 4.3L V6 GAS

    $123.74
  8. Key Features:
    • ThermoMaster Power Chip
    • California Model Only
    • w/Overdrive

    Fitment:

    1989 GMC S15 4.3L V6 GAS

    $123.64
  9. JET 6 Pack Performance Chips will work to maximize your vehicle's performance, by giving you gains in horsepower and torque! Free shipping to all of USA!

    Key Features:
    • 6 Pak Chip Computer Chip
    • 50 State Legal

    Fitment:

    1989 GMC S15 BASE, High Sierra, Sierra Classic / 2.8L V6 GAS

    $242.96
  10. JET 6 Pack Performance Chips will work to maximize your vehicle's performance, by giving you gains in horsepower and torque! Free shipping to all of USA!

    Key Features:
    • 6 Pak Chip Computer Chip
    • 50 State Legal

    Fitment:

    1989 GMC S15 BASE, High Sierra, Sierra Classic / 4.3L V6 GAS

    $242.96
  11. JET Stage 2 Computer Chips/Modules will unleash the true high-performance potential of your vehicle's engine and completely remove the dull factory settings! The modules will work to truly optimize your air/fuel ratio, spark timing, transmission tuning and a variety of other parameters for maximized horsepower and torque! They are available in 2 different styles : Stage 1 is designed to work with original stock engines, while Stage 2 is designed to work with modified motors with performance air intakes, headers or exhaust systems already installed. The modules are 50-state legal and are backed by a Lifetime Warranty. Free shipping to all of USA!

    Key Features:
    • Jet Performance Upgrade Stage 2 Computer Chip
    • 50 State Legal
    • Requires Use Of 91 Octane Fuel/180 Degree Thermostat/Free Flow Exhaust

    Fitment:

    1989 GMC S15 BASE, High Sierra, Sierra Classic / 4.3L V6 GAS

    $131.21
  12. Key Features:
    • Street Runner Power Chip
    • w/Overdrive

    Fitment:

    1989 GMC S15 4.3L V6 GAS

    $119.52
  13. Key Features:
    • Street Runner Power Chip

    Fitment:

    1989 GMC S15 4.3L V6 GAS

    $119.52
Results Per Page:

13 Results

13 Results