1999 GMC Yukon Vehicle Performance Chips

Features:

View up to 8 parameters at once on this state-of-art gauge display. Full-color touch screen shows vital engine data, reads and clears trouble codes and captures performance times. Mileage Coach program included to help you maximize fuel economy.

Features:

View up to 8 parameters at once on this state-of-art gauge display. Full-color touch screen shows vital engine data, reads and clears trouble codes and captures performance times. Mileage Coach program included to help you maximize fuel economy.

Features:

View up to 8 parameters at once on this state-of-art gauge display. High-resolution color screen shows vital engine data, reads and clears trouble codes and captures performance times. Mileage Coach program included to help you maximize fuel economy.

Features:

View up to 8 parameters at once on this state-of-art gauge display. High-resolution color screen shows vital engine data, reads and clears trouble codes and captures performance times. Mileage Coach program included to help you maximize fuel economy.

Features:

Turn your Android smartphone into a cutting-edge performance tuner with VIVID LINQ. Download the app to your phone, plug the chip into your vehicle, and sync them via Bluetooth to boost horsepower and torque or run advanced diagnostics.

Features:

Conceived with a direct focus on performance results, Flashpaq gives your vehicle insane boosts in horsepower and torque. This tuner offers several power levels and user-tunable options, making sure that you get the most out of your engine.

Features:

Cortex has all the perks of Flashpaq - insane horsepower and torque gains, several power levels and user-tunable options for your vehicle - in a sleek, upgraded, hand-held unit. Plus the multi-VIN feature lets you tune 2 models of the same make.

Features:

Keep a close watch on your vehicle's vital engine data with this easy-to-read display. Run diagnostics, set safety warnings, measure performance and view up to 4 parameters at once. Driving Coach program helps you to maximize fuel economy.

Features:

Keep a close watch on your vehicle's vital engine data with this easy-to-read display. Run diagnostics, set safety warnings, measure performance and view up to 4 parameters at once. Driving Coach program helps you to maximize fuel economy.

Features:

Get extreme gains in horsepower and torque for your vehicle. Tow with ease, race for fun and improve overall fuel economy with this easy-to-use, hand-held performance tuner.

Features:

Keep a close watch on your vehicle's vital engine data with this easy-to-read display. Run diagnostics, set safety warnings, measure performance and view up to 4 parameters at once. Driving Coach program helps you to maximize fuel economy.

Features:

Keep a close watch on your vehicle's vital engine data with this easy-to-read display. Run diagnostics, set safety warnings, measure performance and view up to 4 parameters at once. Driving Coach program helps you to maximize fuel economy.