US Motor Works US11004 Engine Auxiliary Water Pump

Engine Auxiliary Water Pump for Audi and Volkswagen

US Motor Works US11004 is an engine auxiliary water pump for select Audi and Volkswagen applications. It is used in HVAC and engine cooling systems on vehicles such as the Audi R8, Audi Q7, Volkswagen Touareg, and Volkswagen Jetta.

Key Features

• Brand: US Motor Works
• Brand line: Engine Water Pump
• Part number: US11004
• Engine auxiliary water pump for cooling-system service
• Fits select Audi, Volkswagen, and related platform applications
• Cross-reference: Gates 41508E

Detailed Description

The US Motor Works Engine Water Pump line is focused on cooling-system replacement parts for import vehicles. US11004 is an auxiliary water pump used in applications where coolant circulation supports engine temperature control and, on some models, HVAC operation. This part cross-references Gates 41508E for the same application. It also references OE-style numbers including 1J0 965 561 A and 3D0 965 561 D.

Compatible With 2014-2015 Audi R8, N/A; 2008-2012 Audi R8, N/A; 2007-2010 Audi Q7, N/A; 2004-2010 Volkswagen Touareg, N/A; 2006-2009 Audi A3 Quattro, N/A; 2008-2009 Audi TT Quattro, N/A; 2004-2006 Audi TT Quattro, N/A; 2007-2008 Volkswagen Eos, N/A; 2008 Volkswagen R32, N/A; 2006 Volkswagen Phaeton, N/A; 2003-2005 Audi Allroad Quattro, N/A; 2002-2005 Volkswagen Golf, N/A; 2003-2004 Audi A6 Quattro, N/A; 2000-2004 Volkswagen Jetta, N/A; 2002-2004 Volkswagen Passat, N/A; 2004 Volkswagen Phaeton, N/A; 2001-2003 Volkswagen EuroVan, N/A; 2000-2001 Volkswagen Golf, N/A; 2000 Volkswagen EuroVan, N/A.

Common Uses

• Restores coolant circulation in the engine auxiliary cooling circuit
• Addresses overheating concerns tied to a failing water pump
• Supports HVAC system coolant flow on listed Audi and Volkswagen models
• Helps correct coolant leakage or pump noise from a worn unit

Installation Notes and Tips

Verify the OE number and vehicle fitment before installation. Confirm the application by model year and notes, especially on Audi R8 and Volkswagen Phaeton vehicles with HVAC system references. Inspect hoses, connectors, and surrounding cooling components during replacement.

Quality Assurance

US Motor Works supplies cooling-system replacement parts for import vehicle applications. US11004 is cataloged for direct fitment on the listed Audi and Volkswagen models.