OVERVIEW
Features
Resets your speedometer to accurate readings for larger tires.Easy Plug and Play connection.Updates OE ECM Shift Points to accommodate larger tires.Recalibrates Electronic Stability Control to work with larger tires.Reads diagnostic codes like "check engine light".Option to return to stock settings.1-year warranty.
Notes
Download the latest software update here.This programmer is designed to function as a standalone unit and is NOT compatible with any type of performance programmer.Emissions Certifications: Not for sale or use in California.Does NOT work on models with Adaptive Cruise Control.Does NOT work on 2.0/3.6L Hybrid models.Does NOT work on 392 models.Rough Country's Speedometer Calibrator can only be used with one vehicle at a time.As with all other programmers, once programmed, the programmer is locked to that vehicle and cannot be used with any other vehicles until the programmed vehicle is returned to stock settings.
Install Time
5-10 minutes
Instruction
View Instruction SheetFitment
2018-2018 2WD Ram 15002018-2018 4WD Ram 15002020-2023 4WD Jeep Gladiator2018-2023 4WD Jeep Wrangler
Tire Fitment