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New Page 3 JK JEEP WRANGLER SPEEDOMETER CALIBRATOR/ PROGRAMMER 2007-2010 Programming and Engine Diagnostic capability in one tool! (Read article) Recalibrating your Speedometer after upgrading to a larger or smaller tire size not only keeps you Legal but also keeps your speedometer, trip meter and fuel meter accurate! The Speedometer Calibrator is the latest new product from Hypertech, the leader in automotive aftermarket programmers. This new device is engineered for the consumer that wants the speedometer recalibration functions of the Max Energy programmer, but without the additional expense of the other features included with the Max Energy. The Hypertech Speedometer Calibrator programmer plugs into the vehicles under dash OBDII port. Then you simply have to select the tire height and new gear ratio. Within a matter of minutes the vehicles computer is reprogrammed for accurate speedometer and odometer readings. In addition, Hypertech’s Speedometer Calibrator programmers have the ability to correct, read, and clear Diagnostic Trouble Codes (DTC’s) or "check engine" lights. This allows owners to view detailed information about the vehicle’s operation without having to purchase expensive diagnostic computers or scanners used by dealership technicians. (FREE Trouble Code “description” download below) Recalibrate for tires 22.5"-44" Tall FREE shipping in the continental USA  | 
