Complete Filter kit includes the oil, fuel filter and fuel water separator for most ISX15 engine applications Includes: Oil Filter, Spin-on- Donaldson P559000- Replaces Fleetguard LF14000NN Fuel Filter, Spin-on- Donaldson P555686- Replaces Fleetguard FF5686 Fuel Water Separator Element- Donaldson P550849- Replaces Fleetguard FS19764