Rough Country Speedometer Calibrator Compatible w 2019-2020 Chevy Silverado GMC Sierra 1500 2500 Error Code Reader 90045 - Product Features
- Resets your speedometer to accurate readings for larger tires. Reads diagnostic codes like \"check engine light\"
- Easy Plug and Play connection with Option to return to stock settings
- Updates OE ECM Shift Points to accommodate larger tires
- Recalibrates Electronic Stability Control to work with larger tires
- Backed by Rough Country for 1 Year