Speedometer Calibrator | Multiple Makes & Models (Jeep/Ram) DODGE Diesel Developed from our Top Ten

Developed from our Top Ten race muffler lineup for use on the street/strip

finished look while preserving the option to add LEDs later

giving your truck a bold

learning the appropriate settings for your particular application from your throttle inputs

Speedometer Calibrator | Multiple Makes & Models (Jeep/Ram) DODGE Diesel Developed from our Top TenRestore Accuracy After Bigger Tires: Put the finishing touch on your lifted ride with Rough Country's Speedometer Calibration Device. Designed for larger tire setups, this easy to use calibrator ensures your speedometer displays true readings no more guessing your actual speed. Plug and Play Simplicity: Installation is quick and hassle free. Just connect the device to your vehicle's Diagnostic Link Connector Port and in minutes your speedometer, shift