Jet Performance Jet Accu-Speed Speedometer Calibrator 50108

Description:

The Jet Accu-Speed for 93-up Dodge, Ford, GM, Jeep and Toyota trucks and SUV's modifies the vehicle speed sensor output readings to correct the speedometer after making gear ratio or tire size changes. Shift points in automatic transmissions are also corrected. The Accu-Speed connects to the transmission output speed sensor and is calibrated with the turn of a switch.