A filter element for a filter system , the filter element comprising: a tubular element extending along a longitudinal axis between a first end and a second end and defining an internal space ; a retainer element associated with the first end of the tubular element , wherein the retainer element is configured to be coupled to a first housing ; a valve seat member in the internal space defined by the tubular element and positioned between the first end and the second end of the tubular element , wherein the valve seat member includes a valve seat aperture configured to provide flow communication between the first end of the tubular element and the second end of the tubular element , and wherein the valve seat aperture is configured to provide a fluid seal with a valve poppet ; a biasing element between the valve seat member and the retainer element , wherein the biasing element is configured to bias a coupler received from the first end of the tubular element toward the retainer element ; a first end cap associated with the first end of the tubular element , wherein the first end cap defines a first end cap opening configured to provide flow communication through the first end of the tubular element ; a second end cap associated with the second end of the tubular element , wherein the second end cap defines a second end cap opening configured to provide flow communication between the internal space of the tubular element and a second housing ; and filter media around the tubular element and between the first and second end caps , the filter media being configured to capture contaminates in fluid, wherein the second end cap is configured to provide a fluid seal between the filter element and a drain passage in the second housing , such that as the filter element is separated from the second housing , fluid flows from the filter element into the drain passage . a tubular element extending along a longitudinal axis between a first end and a second end and defining an internal space ; a retainer element associated with the first end of the tubular element , wherein the retainer element is configured to be coupled to a first housing ; a valve seat member in the internal space defined by the tubular element and positioned between the first end and the second end of the tubular element , wherein the valve seat member includes a valve seat aperture configured to provide flow communication between the first end of the tubular element and the second end of the tubular element , and wherein the valve seat aperture is configured to provide a fluid seal with a valve poppet ; a biasing element between the valve seat member and the retainer element , wherein the biasing element is configured to bias a coupler received from the first end of the tubular element toward the retainer element ; a first end cap associated with the first end of the tubular element , wherein the first end cap defines a first end cap opening configured to provide flow communication through the first end of the tubular element ; a second end cap associated with the second end of the tubular element , wherein the second end cap defines a second end cap opening configured to provide flow communication between the internal space of the tubular element and a second housing ; and filter media around the tubular element and between the first and second end caps , the filter media being configured to capture contaminates in fluid, wherein the second end cap is configured to provide a fluid seal between the filter element and a drain passage in the second housing , such that as the filter element is separated from the second housing , fluid flows from the filter element into the drain passage . <EOS>