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Ships within 48 hours · Estimated delivery Aug 28 - Sep 2
Calibrate gear ratios and speedometer
OS swaps or flex fuel mods just leave them in the mods list and we should be able to make it happen
Please confirm you have entered the correct VIN and Transmission before placing the order
1st & 2nd gen Dodges require slight modifications for your hitch to fit
13-18 trucks have 4 tune levels
J1939 TO OBD2 ADAPTER - BLACK CONNECTOR gmc Calibrate gear ratios and speedometerThis adapter allows you to Read, Flash, datalog and view clear diagnostic fault codes on your 1998 2023 HD Cummins using an Autocal V3 or Flashscan HD device. Adapter (SAE J1962 to SAE J1939) J1939 9 pin Deutsch connector to 16 pin SAE J1962 adapter to suit most Cummins HD on highway applications up to 2023.
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