For 2017 Silverado 2500/3500 6.6L. For 2017 Sierra 2500/3500 6.6L. For 2017-2024 Silverado 2500 HD/ 3500 HD 6.6L V8 DIESEL. Compatible with For 2021-2024 Cadillac 3.0L L5P Duramax For 2017-2024 Chevy Silverado/GMC 6.6L Sierra 2500HD 3500HD For 2021-2024 4500HD 5500HD 6500HD.
