Purolator
Valvoline filters are made for almost every vehicle. Of course Valvoline does not make filters. The filters are made by Purolator for Valvoline and there name is placed on the filter.
Purolator
Valvoline Zerex.
Valvoline seems to be the most popular answer I have found.
Ashland. The same maker of Valvoline.
Valvoline seems to be the most popular answer I have found.
Champion Filters (not connected with Champion Spark Plugs)
WIX makes all of NAPA's oil filters
Carquest oil is manufactured by Ashland lubricants. Ashland also makes oil for Valvoline.
Fram makes them exclusively for O'Reillys. They use Racor filters internally which makes the OEM versions as well.
Caterpillar.