Shop with Blessed Performance for the Rough Country Speedometer Calibrator for your 2019-2023 Dodge Ram 2500/3500 2WD/4WD. This easy-to-use Speedometer Calibrator helps you quickly and easily reprogram your vehicle’s speedometer to match the output of your larger tires.
Highlights:
- 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.
- Option to return to stock settings.
Note:
Download the latest software update here.
Does not fit 20+ models with parking assist.
Fits both Gas and Diesel models.