1999 Jeep Grand Cherokee Performance Chip Tuners

Features:

Handheld tuner boosts hp and torque for better daily driving, towing, and off-road performance. 2.8" Color, hi-res screen with d-pad lets you access pre-loaded tunes, DTCs, idle adjust, and inputs for tire size, gear ratio, and bolt-on mods.

Features:

Handheld tuner boosts hp and torque for better daily driving, towing, and off-road performance. 2.8" Color, hi-res screen with d-pad lets you access pre-loaded tunes, DTCs, idle adjust, and inputs for tire size, gear ratio, and bolt-on mods.

Installation Notes:

Designed for vehicles with an automatic transmission

Features:

Plug this monitor into your vehicle's OBD-II port to get parameters (PIDs), diagnostic trouble codes (DTCs), MPG stats, and engine performance tests. Slim case has a hi-res color screen and 6-button control with user-friendly d-pad.

Features:

Plug this monitor into your vehicle's OBD-II port to get parameters (PIDs), diagnostic trouble codes (DTCs), MPG stats, and engine performance tests. Slim case has a hi-res color screen and 6-button control with user-friendly d-pad.