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USD 229
Part #: HYP730102

Hypertech 730102 In-Line Speedometer Calibrator Module

2007.5-2014 GM 6.6L Duramax LMM/LML
Part #: HYP730102
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The Hypertech 730102 In-Line Speedometer Calibrator Module is an in-line module to correct the speedometer and odometer for non-stock tire sizes and/or rear gear ratios in your 2007.5-2014 GM 6.6L Duramax LMM/LML. The Hypertech Speedometer Calibrator is perfect for vehicles with computers that don't allow for tire size and/or rear gear ratio correction or re-calibrate for tire sizes and/or rear gear ratios outside the range of programmers.

Using the USB cable connect, the In-line Speedometer Calibrator Module to your PC and enter the new tire height and/or rear gear ratio. There are no limitations for increasing tire height or rear gear ratios. Next, disconnect the factory connector to the instrument cluster (behind the dash), snap in the Speedometer Calibrator Module, reconnect the cluster, and you're done! In a matter of minutes, you can accurately correct your speedometer and odometer readings.

  • No Splicing Required!
  • Kit Includes USB Cable & Software
  • Easily Installs In Factory Wiring Harness
  • Speedometer/Odometer Corrections For Non-Stock Tires Or Gears
Additional Options:
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


  • MFG. Number 730102
  • Manufacturer Name Hypertech
  • Shipping Weight 1.00 lb.
  • Shipping Length 1.75 in.
  • Shipping Width 8 in.
  • Shipping Height 8 in.
  • Fuel Type Diesel
  • EO Number D-260-22
  • UPC 759609046529
  • Prop 65 WARNING: Cancer & Reproductive Harm -


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