the AX20751 filter fits with
the AX20711 filter fits with Caterpillar Generators, Industrial, Marine Engines
the AX20687 filter fits with Caterpillar Industrial Engines, Equipment
the AX20632 filter fits with GRAINGER
the AX20627 filter fits with International Wheel Tractors
the AX20619 filter fits with Iveco, Volvo Buses, Trucks