the FX51419 filter fits with Caterpillar, Perkins Engines; John DeereEquipment
the FX51412 filter fits with Ag-Chem, Allis Chalmers, Caterpillar, Dynapac, John Deere, Koehring, Link-Belt, New Holland Equipment; Ford, GMC, International, Kenworth, Mack, White Trucks
the FX51401-O filter fits with FLEETGUARD
the FX51379-O filter fits with GRAINGER
the FX51379 filter fits with NAPA GOLD
the FX51376 filter fits with FREIGHTLINER