Not only am I going to kiss and make up grin I'm now going to state definitively that we're all right! wink

I've been doing some more searching and found the following table at several locations on the web. Haven't found the original data, so this may be typical Internet BS. Note that oiled foam (AMSOIL) does the best, so this may be a test that they "sponsored" (nah, I'm not cynical).
Code
Here's the info I have on air filter performance.  Tests were done using
SAE J726C Test Method  5-best --> 1-worst

                              Oiled foam    Paper   Oil Bath   Oiled Gauze
                             (AMSOIL, UNI)                        (K&N)

Large particle efficiency          5          5         5            4
Small particle efficiency          5          4         1            2
Airflow capacity                   5          2         3            5
Dust holding capacity              4          2         5            2
Load up characteristic             4          1         5            1
Backfire characteristic            3          2         5            3
Cleanability                       4          1         4            3
Poor gelee, do you think he's still reading this thread that he started or have we scared him off? :p

Jeff Nelson

"Beer is proof that God loves us and wants us to be happy." - Benjamin Franklin
"Always do right. This will gratify some people and astonish the rest." - Mark Twain