Motorcraft = base model purolator.
The PureOne is a slight step above.

I use Mobil 1 filters (formerly a K&N user).
Mobil 1 has a very good reputation.
I think Wix makes the Mobil filters. (could be wrong)
Since I buy a case of oil at the same time I get the filter for $1.

Frank McCoy aka Mod-deth aka Mid Life Crisis aka SVT Doood aka mcgainer is a SCAM ARTIST Pre98 Zetec - Some Mods