W812 Oil Filter - main applications: KUBOTA B02-Series, B1000-Series, B20-Series, B2000-Series, B30-Series, B3000-Series, B50-Series, Bulltra-Series
W818/82 Oil Filter - main applications: KUBOTA B1-Series, B1000-Series, B30-Series, B4000-Series, B7000-Series, F-Series/FZ-Series (Front-mount Mower), G-Series (Garden Tractor), GT-Series (Lawn Tractor)
