Description
The Fleetguard Filter Kit includes LF14000NN Oil Filter, FF5971NN Fuel Filter, and FS19764 Fuel/Water Separator, providing a complete filtration solution for heavy-duty diesel engines. Designed to meet or exceed specifications, these genuine Fleetguard filters deliver exceptional protection for critical engine and fuel system components, helping maintain optimal performance, efficiency, and reliability.
The LF14000NN oil filter utilizes advanced NanoNet® filtration technology to remove soot, metal particles, and other contaminants from engine oil while maintaining proper oil flow. The FF5971NN fuel filter effectively captures dirt, debris, and harmful particles from diesel fuel before they reach sensitive fuel injection components. The FS19764 fuel/water separator removes water and contaminants from fuel, helping prevent corrosion, injector wear, and fuel system damage.
Working together, these filters help ensure clean lubrication and fuel delivery, supporting improved combustion efficiency, enhanced fuel economy, and extended engine service life. Regular replacement of filtration components is essential for protecting expensive engine parts, reducing maintenance costs, and minimizing vehicle downtime.
Manufactured with Fleetguard’s industry-leading filtration technology, this maintenance kit is ideal for fleet operators, owner-operators, and service centers performing routine preventive maintenance on heavy-duty trucks and equipment.









Brandon –
Quick delivery and professional packaging. Would recommend based on this experience.