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  • Hypertech
  • Rough Country

Speedometer Calibrator

  • Inline Speedometer Correction Device
  • Use To Recalibrate After Tire/Gear Change
  • Reads/Displays/Clears Diagnostic Trouble Codes

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Hypertech 

Speedometer Calibrator

13 Parts

Speedometer Calibrator
  • Adjustable Tire Size/ Gear Ratio Change
  • For Multiple Tire Sizes
  • Reads/Displays/Clears Diagnostic Trouble Codes

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Rough Country 

Speedometer Calibrator

18 Parts

Speedometer Calibrator
  • Resets Your Speedometer To Accurate Readings For Larger Tires
  • Easy Plug And Play Connection
  • Updates One Ecm Shift Points To Accommodate Larger Tires
  • Recalibrates Electronic Stability Control To Work w/Larger Tires
  • Reads Diagnostic Codes Like check Engine Light
  • Option To Return To Stock Settings
  • 1-Year Warranty

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