Diesel Engine MThis product includes three original Fleetguard filters designed for heavy-duty diesel engine maintenance. Each filter is manufactured to the highest industry standards to deliver reliable protection, optimized flow performance, and long service life in demanding applications. The set contains the following genuine Fleetguard components: LF14000NN – NanoNet oil filter engineered for superior particulate removal and extended protection FF5776 – High-efficiency fuel filter designed to maintain clean fuel flow and protect injection components FS19763 – Fuel/water separator providing effective removal of free water and contaminants These filters are commonly used in service intervals for heavy-duty diesel engines requiring these specific Fleetguard part numbers. All components are 100% original Fleetguard, ensuring OEM-level quality, durability, and compatibility. This listing offers these authentic Fleetguard filters packaged together for customer convenience. Each filter retains its original manufacturer packaging.aintenance Filter Kit LF14000NN – FF5776 – FS19763 Compatible with Cummins ISX Engines