Hitachi WUP0003 Engine Water Pump

Engine Water Pump for Nissan OE Applications

The Hitachi WUP0003 engine water pump is an OE-style replacement built for specific Nissan applications. It is listed for 2005-2006 Nissan Altima and Quest, plus 2006-2007 Nissan Frontier, Pathfinder, and Xterra, with fitment details that include OE-grade coverage and application-specific notes where applicable.

• Engine water pump for Nissan cooling system service
• Fits 2005-2006 Nissan Altima and Quest
• Fits 2006-2007 Nissan Frontier, Pathfinder, and Xterra
• OE application coverage for direct replacement use
• Part number WUP0003 for catalog and cross-reference lookup

Fitment Details

• Fits 2006-2007 Nissan Frontier, N/A
• Fits 2006-2007 Nissan Pathfinder, N/A
• Fits 2006-2007 Nissan Xterra, N/A
• Fits 2005-2006 Nissan Altima, N/A
• Fits 2005-2006 Nissan Quest, N/A
• Fits 2006 Nissan Quest, N/A; Grade: Actual OE; Availability: Available to Order; with Pulley; Seal Included; To 05/2006

What This Water Pump Helps Address

• Coolant circulation problems caused by a worn pump
• Overheating from reduced coolant flow
• Coolant leakage at the pump assembly
• Noise or bearing wear from a failing water pump
• Cooling system service on Nissan Altima, Quest, Frontier, Pathfinder, and Xterra models

Installation Notes and Tips

Confirm engine application and production date before ordering, especially for the 2006 Nissan Quest listing that applies through 05/2006 and includes pulley and seal notes. Replace coolant and inspect related cooling components during service, and verify gasket surfaces are clean before installation. Use the part number WUP0003 and the OE interchange reference 21010-7Y00A to confirm the correct application.

Quality Assurance

Hitachi supplies this engine water pump as an OE-grade replacement for listed Nissan applications. The catalog identifies Actual OE coverage for the 2006 Nissan Quest application noted above.