ART-ARTL5PTCMTUNE
Details
Improve drivability and towing with improved shift points and torque converter lock-up.
**Read file required**
**Read file required**
Fitments
2017_Chevrolet_Silverado 2500 HD_6.6L DIESEL, 2017_Chevrolet_Silverado 3500 HD_6.6L DIESEL, 2017_GMC_Sierra 2500 HD_6.6L DIESEL, 2017_GMC_Sierra 3500 HD_6.6L DIESEL, 2018_Chevrolet_Silverado 2500 HD_6.6L DIESEL, 2018_Chevrolet_Silverado 3500 HD_6.6L DIESEL, 2018_GMC_Sierra 2500 HD_6.6L DIESEL, 2018_GMC_Sierra 3500 HD_6.6L DIESEL, 2019_Chevrolet_Silverado 2500 HD_6.6L DIESEL, 2019_Chevrolet_Silverado 3500 HD_6.6L DIESEL, 2019_GMC_Sierra 2500 HD_6.6L DIESEL, 2019_GMC_Sierra 3500 HD_6.6L DIESEL, 2020_Chevrolet_Silverado 2500 HD_6.6L DIESEL, 2020_Chevrolet_Silverado 3500 HD_6.6L DIESEL, 2020_GMC_Sierra 2500 HD_6.6L DIESEL, 2020_GMC_Sierra 3500 HD_6.6L DIESEL, 2021_Chevrolet_Silverado 2500 HD_6.6L DIESEL, 2021_Chevrolet_Silverado 3500 HD_6.6L DIESEL, 2021_GMC_Sierra 2500 HD_6.6L DIESEL, 2021_GMC_Sierra 3500 HD_6.6L DIESEL, 2022_Chevrolet_Silverado 2500 HD_6.6L DIESEL, 2022_Chevrolet_Silverado 3500 HD_6.6L DIESEL, 2022_GMC_Sierra 2500 HD_6.6L DIESEL, 2022_GMC_Sierra 3500 HD_6.6L DIESEL, 2023_Chevrolet_Silverado 2500 HD_6.6L DIESEL, 2023_Chevrolet_Silverado 3500 HD_6.6L DIESEL, 2023_GMC_Sierra 2500 HD_6.6L DIESEL, 2023_GMC_Sierra 3500 HD_6.6L DIESEL