try Wix on line
Japan
Ashland makes the oil to Kubota spec
Kubota oil filters are manufactured by Kubota Corporation, a Japanese company known for its agricultural machinery, construction equipment, and engines. Kubota produces its own line of oil filters specifically designed for its equipment to ensure optimal performance and compatibility. These filters are engineered to meet the standards and specifications required for Kubota machinery.
MTD
a person
MTD
Champion Filters (not connected with Champion Spark Plugs)
WIX makes all of NAPA's oil filters
AYP
Cub cadet makes a great line of tractors. You can find your cadet at www.tractorhouse.com
John Deere makes their own lawn tractors(mowers) in Horicon, Wisconsin, USA.
Fram makes them exclusively for O'Reillys. They use Racor filters internally which makes the OEM versions as well.