There are a few oil filter reviews on the net. I'd take some time and look through them. You'll get many different opinions, but most of the concensus is that, overall, Fram filters aren't that great... and a few others actually use Frame filters (Penzoil and Quaker State).

Check this out...
http://minimopar.knizefamily.net/oilfilters.html

Also, do a search on the web for oil filter review and you should be able to make a better decision than just trusting my word!