Hypertech 3400 Speedometer Calibrator with Color Screen
- Corrects speedometer readings after installing non-stock tire sizes or changing rear gear ratios. NOTE: Does not work with vehicles that have the Chrysler PAM update.
- Correct speedometer for accurate readings (as required by law) for tire sizes up to 54”.
- Large 4.3” full color screen with user-friendly navigation for simple installation/feature changes.
- Easy to view color screen even in direct sunlight.
- Read/display/clear diagnostic trouble codes.