An end cap for use in a filter element, the end cap comprising: an inner collar having an inner diameter and an outer diameter, with a first end and a second end, wherein a surface extends along the inner diameter of the inner collar from the first end to the second end defining a central fluid flow channel; an outer collar having an annular shape; an inner web extending continuously from the inner collar and the outer collar; a first side providing a first connection and a first media connection; the first connection comprises the first end of the inner collar, wherein the shape of the first end is designed to connect with a filter element connector on a filter head; the first media connection comprises the inner collar, the inner web, and the outer collar, wherein the first media connection is configured to receive a filter media; a second side providing a second connection, and a second media connection; the second connection comprises the second end of the inner collar, wherein the shape of the second end is designed to connect with a second filter element connector on a second filter head, and wherein the second connection is configured differently from the first connection; the second media connection comprises the inner collar, the inner web, and the outer collar, wherein the second media connection is configured to receive a filter media; a rim extending outwardly from the outer collar, the rim having an outer diameter, wherein the rim is configured to be received by an interior wall of a hollow filter body; and one or more bridges which connect the rim to the outer collar, wherein the rim is spaced from the outer collar and forms a peripheral fluid flow channel between the outer collar and the rim; wherein when the first connection is connected to the filter element connector of the filter head, the second media connection may receive a filter media; and when the second connection is connected to the second filter element connector of the second filter head, the first media connection may receive a filter media. an inner collar having an inner diameter and an outer diameter, with a first end and a second end, wherein a surface extends along the inner diameter of the inner collar from the first end to the second end defining a central fluid flow channel; an outer collar having an annular shape; an inner web extending continuously from the inner collar and the outer collar; a first side providing a first connection and a first media connection; the first connection comprises the first end of the inner collar, wherein the shape of the first end is designed to connect with a filter element connector on a filter head; the first media connection comprises the inner collar, the inner web, and the outer collar, wherein the first media connection is configured to receive a filter media; a second side providing a second connection, and a second media connection; the second connection comprises the second end of the inner collar, wherein the shape of the second end is designed to connect with a second filter element connector on a second filter head, and wherein the second connection is configured differently from the first connection; the second media connection comprises the inner collar, the inner web, and the outer collar, wherein the second media connection is configured to receive a filter media; a rim extending outwardly from the outer collar, the rim having an outer diameter, wherein the rim is configured to be received by an interior wall of a hollow filter body; and one or more bridges which connect the rim to the outer collar, wherein the rim is spaced from the outer collar and forms a peripheral fluid flow channel between the outer collar and the rim; wherein when the first connection is connected to the filter element connector of the filter head, the second media connection may receive a filter media; and when the second connection is connected to the second filter element connector of the second filter head, the first media connection may receive a filter media.