Pentair Challenger Pump Diffuser

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Replacement diffuser for Pentair Challenger High Pressure pumps, sized for 3/4 HP full-rated through 1-1/2 HP up-rated models. It channels water from the impeller into the volute t o build pressure and help the pump hold prime. OEM part with 3-screw mounting; match it to the correct impeller/HP range during replacement. Show more