API Filstar Canister Filter XP L Impeller KitThe Rena Filstar XP3 Impeller replaces the impeller for the Rena Filstar XP3 or API Filstar XP L Canister Filters. Replacing an old impeller is essential to keep your filter running powerfully and efficiently. Magnetic impeller assembly replacement Fits Rena Filstar XP3 and API Filstar XP L power filters Includes impeller, shaft and bearing Old impellers can result in decreased water flow, poor circulation, and, in some cases, even an unpleasant