After extensive testing and research, NAPA Filters is proud to offer the new NAPA 3976 fuel filter for 2001-2007 Chevrolet-GMC trucks and vans with the 6.5L diesel engine as well as the 1993-2004 Hummer. This upgraded design replaces the previous NAPA 3976.
After extensive testing and research, NAPA Filters is proud to offer the new NAPA 3960 fuel filter for 1992-2002 Chevrolet-GMC trucks with 6.6L Duramax diesel engines. This upgraded design of the NAPA 3960 directly replaces the original NAPA 3910.
As with other applications, like a spin on oil or fuel filter, a seal between the two opposing surfaces is achieved by and through proper compression of a gasket.
Instructions for Installation of the 1792, 1792XD and 1792XE
It is important to install all filters in accordance with the manufacturer's recommended procedures to avoid leakage, loosening, displaced gaskets and other unnecessary problems.