Metelli PA1359 Engine Water Pump

Engine Water Pump with Thermostat Housing

The Metelli PA1359 engine water pump is a new cooling system replacement built with an integrated thermostat housing, pulley, gasket, and seal included. It is a direct-fit option for a wide range of Audi and Volkswagen models that use the thermostat housing style shown in the fitment data, including Audi A4, A5 Quattro, Q5, and Volkswagen Tiguan applications.

Metelli PA1359 is part of the brand’s w/ Thermostat Housing line, making it a practical choice when the water pump and thermostat housing are serviced together. The assembly uses an aluminium housing, a steel impeller, and a ball/ball bearing design to support consistent coolant circulation in the engine cooling system.

Key Features

• New engine water pump with thermostat housing included
• Aluminium housing for corrosion-resistant construction
• Steel impeller with 6 vanes for coolant movement
• Pulley included with 29 teeth and 18 mm width
• Gasket or seal included for installation
• Oblique contact bearing design with ball/ball bearing type
• Fits Audi and Volkswagen applications with thermostat housing

Detailed Description

The Metelli PA1359 water pump is engineered for vehicles that require a water pump assembly with thermostat housing, helping restore proper coolant flow through the engine. It cross-references Baldwin PA10388 and Gates 41086BH for the same application. This part number is also associated with Audi A4, Audi Q5, Audi A5 Quattro, Volkswagen CC, and Volkswagen Tiguan fitments, making it a relevant search match for drivers replacing a worn cooling component on these platforms.

Built as a new replacement, this unit combines the pump body and thermostat housing into one serviceable assembly. The steel impeller and aluminium housing support dependable operation in the cooling circuit, while the included gasket or seal helps complete the repair. Search terms such as Audi A4 water pump with thermostat housing, Volkswagen Tiguan engine water pump, and Metelli PA1359 thermostat housing water pump all point to this exact style of replacement part.

What It Helps Address

• Coolant leaks from a worn pump housing or seal
• Overheating caused by reduced coolant circulation
• Noisy operation from a failing pump bearing
• Thermostat housing service when the assembly is replaced together
• Cooling system maintenance on high-mileage Audi and Volkswagen vehicles

Installation Notes and Tips

Verify engine code, thermostat housing style, pulley tooth count, and connector layout against the original part before installation. This water pump is listed for 2008-2018 Audi and Volkswagen applications with thermostat housing, including Fits 2009-2016 Audi A4, N/A; Fits 2010-2017 Audi A5 Quattro, N/A; Fits 2011-2017 Audi Q5, N/A; and Fits 2009-2017 Volkswagen Tiguan, N/A. Always inspect the cooling system, replace contaminated coolant, and confirm the mating surfaces are clean before assembly.

Quality Assurance

Metelli supplies this PA1359 as a new replacement water pump assembly with the listed included components and materials. The brand line designation, w/ Thermostat Housing, identifies the complete assembly style for applications that require the thermostat housing integrated with the pump.