A filter element is removably positionable within a filter housing that
includes a standpipe extending therewithin and provided with a flow
control valve. The filter element comprises a tubular filter media, a
first end cap, a second end cap longitudinally spaced from the first end
cap, and a center tube extending between the first and second end caps.
The center tube has a substantially cylindrical body extending between
opposite first and second ends of the center tube. The center tube has at
least one inlet opening formed on the cylindrical body and a standpipe
opening at the second end thereof adjacent to the second end cap through
which the standpipe may be inserted longitudinally into the center tube.
The center tube further has at least one actuator key provided to open
the flow control valve of the standpipe.