Made in China !
WIX makes all of NAPA's oil filters
Champion Filters (not connected with Champion Spark Plugs)
No not the oil filters, just the fuel filters You don't have to. But I put oil in them when I can. Just the way I was told to do it when I first started working on engines.
Ashland makes the oil to Kubota spec
Champion
Purolator
hastings
I have been searching on the net and found out that WIX makes the carquest oil filters. If you look at the carquest oil filter box it will say Wix Filtration.
Champion Labs.
Champion
Made by Fram.
AMSOIL Inc. does at their plant in Superior, Wisconsin. AMSOIL specifies only the best materials available for their oil filters and assembled by the finest filter assembly plants in the USA. That is why they are the only company to offer 25,000 mile oil filters.