Filter cartridge with expandable endplate seal

A filter cartridge comprising:

• a generally cylindrical shell housing defining a central axis, the shell housing comprising:
• a first housing end;
• a second housing end opposite to the first housing end;
• a housing sidewall extending between the first housing end and the second housing end, the housing sidewall including an inner housing surface and an outer housing surface;
• and
• a first groove wall and a second groove wall extending axially away from the second housing end in a direction toward the first housing end, the first groove wall and the second groove wall extending to a first height, and the first groove wall and the second groove wall cooperating to define a housing groove therebetween;
• and
• a filter element received within and removably coupled to the shell housing, the filter element comprising an endplate including an annular sealing member extending axially away from the endplate and configured to extend into the housing groove.

An endplate of a fluid filtration system, the endplate comprising:

• a first sidewall defining at least a part of an outlet aperture;
• a second sidewall disposed apart from the first sidewall;
• a bottom surface extending between the first sidewall and the second sidewall;
• and
• a coupling aperture extending through the endplate, the coupling aperture to receive a portion of a sealing member.