The Power Steering Pump W/Pulley 21-5366 is a high-quality replacement part designed for Nissan vehicles, including the Armada, Titan, and Pathfinder models. Made of aluminum with a fixed pulley and serpentine belt type, this hydraulic pump comes with an instruction sheet and sealing kit for easy installation. With a remote reservoir and splined shaft type, this OEM part is compatible with specific Nissan and INFINITI models from 2004 to 2011. The power steering pump is a crucial component for ensuring smooth and efficient steering performance in your vehicle.