NAPA 3818 Installation Tips

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.

7791 Introduced to Meet Changing Customer Needs

At NAPA Filters we are pleased to announce the addition of our 7791 to meet the changing needs of today's diesel engines.

Instructions for Installation of the 1792, 1792XP 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.

Heavy-Duty Inner Safety Element Appearance Change

A new enhanced design for select heavy duty inner safety elements featuring an outer media reinforcement mesh

New and Improved ... NAPA 3817 supersedes NAPA 3517

Improved serviceability and performance from an upgraded design

• Ford and IHC trucks (�94-�98) with Powerstroke 7.3L diesels
• Permanently attached plastic lid simplifies installations
• Media features phenolic resin binding
• Square-cut gasket for error-proof change outs
• Extremely effective removal of free and emulsified water

New and Improved ... NAPA 3818 supersedes NAPA 3518

Improved serviceability and performance from an upgraded design

• Ford and IHC trucks (�99-�03) with Powerstroke 7.3L diesels
• Permanently attached plastic lid simplifies installations
• Media features phenolic resin binding
• Square-cut gasket for error-proof change outs
• Extremely effective removal of free and emulsified water

NAPA 3899 Product Refinement

A new product refinement to our 3899 featuring an improved interface between the secondary element and the center tube of the filter housing

7313 Supercedes 7314 on Specific Applications

A new product refinement to our 7314 featuring a molded plastic lid integrated with the filter element as a single assembly

7312 Supercedes 7314 on Specific Applications

A new product refinement to our 7314 featuring a molded plastic lid integrated with the filter element as a single assembly