the AX17906 filter fits with Freightliner Business Class M2 Series Trucks
the AX17449 filter fits with Caterpillar Crawler Tractors, Loaders
the AX17448 filter fits with Caterpillar Crawler Tractors, Loaders; Valtra Tractors
the AX16914 filter fits with Kenworth Trucks
the AX16154 filter fits with Freightliner Buses, Trucks
the AX16056 filter fits with Kenworth Trucks