Abstract: A filter assembly of a fluid filtration system includes a filter housing and a filter element. The filter housing includes an engagement member. The filter element includes a media pack and a sealing member. The media pack includes filter media that is configured to filter a fluid passing therethrough. The sealing member is coupled to the media pack and is engageable with the engagement member. The sealing member is formed in a Reuleaux shape.

Abstract: Various embodiments relate to a filter housing seal member. The filter housing seal member includes a first member end and a second member end disposed axially away from the first member end. A first member portion is disposed between the first member end and the second member end. A second member portion is disposed between the first member end and the second member end. The second member portion is disposed radially away from the first member portion. An undercut is positioned along the first member portion, the undercut configured to receive and form a seal with a filter seal member of a filter element.