Abstract: A high pressure filter assembly with minimal pressure drop includes a filter assembly with a cylindrical filter element housing having a central inlet at one end and an angled peripheral outlet on an opposite end, and an inside-out flow filter element coupled to the inlet having a lower endcap and an upper endcap assembly and filter media extending between the upper endcap assembly and the lower endcap, and wherein the upper endcap assembly includes an upper end cap and a diverter plate coupled to and spaced from an upper endcap of the upper end cap assembly with at least one vertical strut, wherein the diverter plate is angled in the direction of the angled peripheral outlet in a centerline plane of the peripheral outlet.