33 and closed end plate 34 help define the fluid channels into and out of filter media 31 preventing any fluid from flowing directly to outlet channel 12 and bypassing filter media 31 first and second annular seals 38 and 39 may advantageously be included on filter element 30 and also help define and seal fluid passageways into and out of filter element 30 first annular seal 38 may be included on the open end plate 33 around opening 35 and adjacent the axial open end of filter element 30 to help seal the inlet channel 11 from the outlet channel 12 second annular seal 39 larger in diameter than first annular seal 38 may be formed circumferentially around the open end plate 33 to provide the seal between canister 20 and base 10 or in other words provides a seal to prevent fluid in inlet channel 11 from leaking out of the joint between canister 20 and base 10 first and second annular seals 38 39 may be integrally formed with open end plate 33 or attached with adhesives or other methods as is known in this art when first and second annular seals 38 39 are integrally formed on or included on open end plate 33 proper replacement of these seals is assured when the filter element is replaced at proper intervals otherwise a technician.