Enhance your cooling system's performance with the Pro Circuit WPK04250 Water Pump Cover with Impeller. This high-quality assembly is CNC-machined from durable billet aluminum and features a sleek anodized finish. Designed to boost pumping capacity and pressure head, this water pump impeller effectively reduces cavitation, ensuring your engine runs cooler and more efficiently. Features: * Material: CNC-machined billet aluminum for enhanced durability * Finish: Color anodized for improved aesthetics and corrosion resistance * Performance: Increases pumping capacity and pressure head to optimize cooling * Cavitation Reduction: Reduces cavitation for superior cooling system performance