BD High Idle Kit 98.5-22 Cummins / 14-22 EcoDiesel / 20-22 Duramax. Fits: 1994 - 2002 Ram 5.9L Cummins; 1998.5 - 2002 Ram 5.9L 24-Valve Cummins; 2003 - 2004 Ram 5.9L Cummins; 2004.5 - 2007 Ram 5.9L Cummins; 2007.5 - 2009 Ram 6.7L Cummins; 2010 - 2018 Ram 6.7L Cummins; 2014 - 2018 Ram 1500 EcoDiesel; 2019 - 2024 Ram 6.7L Cummins; 2020 - 2023 Ram 1500 EcoDiesel Parts; 2020 - 2025 Chevy/GMC 6.6L L5P Duramax.