Aquascape Ultra Water Pump Replacement Impeller Kit is a product listed under the Aquascape brand. For Aquascape Ultra Water Pumps. Replacement Impeller for Improved Performance. Includes Impeller, Ceramic Shaft, Bushing, & Washer Specifications and pricing on this page reflect the data published by the source retailer at the most recent catalog refresh. Verify the current listing on the retailer page before purchase.