CTG 2017-2019 GMC/Chevy L5P Duramax 6.6L TCM Tuning | HP Tuners

• ONLY ONE TRUCK PER ORDER
  
  
  L5P TCM TUNE
  

Stock read and HP tuners VCM info log required to build tune file. Tune files can be 1-2 day turn around

****DO NOT REMOVE PARTS UNTIL THE TRUCK HAS BEEN SUCCESSFULLY TUNED. FAILURE TO DO SO WILL CAUSE WARNINGS ON THE CLUSTER THAT CAN NOT BE REMOVED****

***THERE ARE NO REFUNDS ON TUNING WHATSOEVER*** All tunes are VIN specific and are built to your vehicle upon ordering. These are non refundable purchases