I stopped using K&N's or any after market oil filters two years ago after some racing orgs stopped allowing them. And it kinda sucks because I liked the 17mm nut welded on to the K&N's because it makes on/off and safety wiring very convenient.
Here's more cross reference information on the 204's.
https://www.knfilters.com/search/kn_cross_ref.aspx?part=KN-204