Champion Labs.
Valucraft may be of diffent makes, but the one I have used is a Champion Labs "Ecore" design. This is the same as Supertech, STP, and AC/Delco. They are OK. Better filters out there though.
Champion Labs made them... They also make STP, Champ and some AC Delco Oil Filters. They also make Mobil One premium filters
WIX makes all of NAPA's oil filters
Champion Filters (not connected with Champion Spark Plugs)
Champion Labs.
1964, 1967, 1971 - (Petty Enterprises-owner/sponsor, Plymouth, Pepsi, STP)1972, 1975, 1979 - (STP)1974 - (STP Oil Treatment+ Oil Filters)
Ashland makes the oil to Kubota spec
Champion
hastings
Purolator
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