Speedo Calibrator - Multiple Makes & Models (Dodge/Jeep/Ram)

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Put the finishing touch on your lifted vehicle with Rough Country's Speedometer Calibration Device! This easy-to-use Speedo Calibrator helps you quickly and easily reprogram your vehicle's speedometer to match the output of your larger tires. Your vehicle's computer is designed to track the speed based on your stock tire height. When upgrading to larger tires, there will be a discrepancy between your actual speed and the readout on your speedometer. This plug and play device connects directly to your vehicle's Diagnostic Link Connector Port and in just a few short minutes your speedometer reads true again! Rough Country's Speedometer Calibration Devices don't just simply change your in-dash readout, they update your vehicle's ECM, ensuring accurate shift points and proper electronic stability control. Finally, you can get an affordable and accurate speedometer calibration with an easy and intuitive setup process! This device can also easily read and check all diagnostic codes to help you manage Gcheck engine light" and Gservice needed" messages, and also includes a function to reset the speedometer back to stock prior to servicing the vehicle. Includes a 1-Year Warranty.

• 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.

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Information:

Download the latest software update here . Gas models ONLY . Does NOT fit diesel models. Emissions Certifications: Not for sale or use in California 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.

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Application Summary:

Year	Make/Model
2006-2010	Dodge Ram 1500
2007-2017	Jeep Wrangler
2018	Jeep Wrangler JK
2011-2017	Ram 1500