Fuel Water Separator Filter. The engine types may include 10.8L 661Cu. l6 DIESEL Turboch arged,8.3L 8268CC 504Cu. l6 CNG,8.9L 8849CC 540Cu. This part fits vehicles made in the follow ing years 1981,1997,1998,1999,2000,2001,2002,2003,2004,2005,2006,2007,2008,2009,2010,2011,2012,2013,2014,2015,2016,2017,2018,2019, 2020,2021,2022,2023,2024.