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Get accurate speedometer readouts and proper shifts with the Hypertech Speedometer Calibrator.
Hypertech's In-Line Speedometer Calibrator Module is a plug-and-play module that corrects the speedometer and odometer for non-stock and/or gear ratios. This module is perfect for vehicles with computers that don't allow for tire and gear ratio correction, or to re-calibrate for tire and gear sizes outside the range of programmers.
- Speedometer\Odometer Correction For Gears All valid gear ratios supported
- Speedometer\Odometer Correction For Tire Sizes Lower limit 50% of stock tire size, no upper limit
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Does this system work with larger diameter tires??
Yes, that is what it is intended for.
Can you set your speed limiter higher than stock?
No you can't, still remains the same. SA
Does this leave a trace on the ecm to where it would void warranty??
No if it were unplugged and removed there would be no real trace at all. SA
Will this work on a 2019 duramax??
I do not show that they have confirmed fitment on the 2019 trucks as of yet. -TL
will this change the shift points???
This will help with incorrect shift points, however, it is in no way shape or form a substitute for larger tires and stock gears. -Ben
After it’s plugged in where do you actually change the tire size???
That is plugged in and updated on your computer. -Sands