Fits2001–2024 Chevrolet & GMC 6.6L Duramax Diesel engines. Chevrolet Silverado 2500HD 6.6L Duramax Diesel. Chevrolet Silverado 3500HD 6.6L Duramax Diesel. GMC Sierra 2500HD 6.6L Duramax Diesel. Other GM vehicles equipped with the 6.6L Duramax Diesel engine (2001–2024).
