GM Performance Programmer 2001-04 S10/S15 4.3L truck

Vehicle Info Needed

GM Performance Programmer 2001-04 S10/S15 4.3L truck

Name: GM Performance Programmer 2001-04 S10/S15 4.3L truck
Brand: JET PERFORMANCE
SKU: 561-15015
Price: 369.99 USD
Availability: InStock

^$369⁹⁹

Ships on 11/12/2026

Lowest Price Guarantee

Gasoline

2001-04 S10/S15 4.3L truck
2001-05 Astro/Safari 4.3L
2001-06 Sierra/Silverado 4.3L
2002-06 Blazer/Jimmy 4.3L
2003-06 Express/Savana 4.3L

Programmer Adjustable Features:
Tri-Power Tune
Shift Point
Firm Shift
Speed Limiter
Rev Limiter
Tire Size: 24" - 44"
Gear Ratio
Scan Tool

Emissions Note:

This part is only legal for sale and use on Uncontrolled (Non-Emissions Controlled) Vehicles or on vehicles used solely for the purposes of closed competition racing.

CLICK THIS LINK FOR IMPORTANT CARB & EPA EMISSIONS INFORMATION ABOUT THIS PART

Take The Next Step In JET Performance Tuning

JET's exclusive Tri-Power design tunes based on octane level (regular fuel or midgrade & premium fuel for optimum gains). All modes operate an engine at peak efficiency based on the octane to improve horsepower and mileage. On some models with altered tire size and/or gear ratio, programmers correct the speedometer and shut off the ABS trouble light.

Features:

User-friendly programming
Increase power and torque with the touch of a button

Ability to modify:
Air/fuel ratio
Ignition timing
Shift points and firmness
Speed and rev limiters
Electric fan turn-on temperature

Read and clear factory diagnostic trouble codes /(check engine light)
Detailed instructions for trouble-free installation

Additional Gasoline Programmer Features:

Built-in scan tool with live data monitoring of:
Calculated load value
Engine coolant temperature
Short & long term fuel trim 1 and 2
Manifold pressure /(MAP)
Engine RPM
Vehicle speed
Spark advance
Inlet air temperature
Throttle position
Oxygen sensor bank 1 and 2
Mass airflow value

Additional GM Info:

Gains of 130 HP and 205 ft/lbs TQ based on LLY diesel
Bypass computer-aided gear selector in manual transmissions

Additional Ford Info:

Gains of up to 100 HP and 168 ft/lbs TQ based on 7.3L diesel
Diesel programmer has 5 power levels from 30 to 100 HP

Notes:

Programming options may vary on vehicle/application.
A JET Performance Programmer locks in to a vehicle's VIN and stores factory settings in its memory (to return to stock anytime)
Program your vehicle as many times as you want, but the programmer cannot be used on more than one vehicle.