Four Seasons 86215 Engine Coolant Water Outlet Housing Kit

Engine Coolant Outlet Housing Kit for Mazda CX-9

Four Seasons 86215 is an engine coolant water outlet housing kit built for direct replacement service on select Mazda CX-9 applications. It combines an aluminum outlet/housing design with an included thermostat and seals to support a proper coolant connection at the engine.

Compatible with 2008 Mazda CX-9 from 6/12/2008 and 2009-2015 Mazda CX-9, this Four Seasons outlet / housing kit is a practical choice when servicing a leaking or worn coolant outlet assembly. Part number 86215 is also listed under common cross-reference numbers for the same application.

Key Features

• Engine coolant water outlet housing kit
• Aluminum construction
• Thermostat included
• Gasket and seals included
• Meets or exceeds OEM requirements
• Inlet diameter: 1.68 in.
• Mounting flange width: 0.440 in.
• Overall height: 7.50 in.

Product Details

Four Seasons Outlet / Housing Kit 86215 is engineered as an OE-style replacement for the coolant outlet and thermostat housing assembly used on Mazda CX-9 models. The aluminum housing helps provide a durable coolant passage, while the included thermostat and sealing components support a complete service replacement at the outlet assembly. This part is listed for 2008 Mazda CX-9 from 6/12/2008 and 2009-2015 Mazda CX-9 applications.

This part cross-references Focus Auto Parts 86215 for the same application.

Common Repair Uses

• Replacing a leaking coolant outlet housing
• Addressing thermostat housing seepage at the engine coolant connection
• Restoring proper coolant flow control with an included thermostat
• Repairing cracked or corroded aluminum coolant outlet components
• Servicing a worn engine coolant water outlet assembly on Mazda CX-9

Installation Notes and Tips

Verify the vehicle build date before ordering, especially for 2008 Mazda CX-9 models, since this application begins from 6/12/2008. Confirm the inlet diameter, mounting flange width, and overall housing height against the original part before installation. Clean the mating surfaces thoroughly and inspect the cooling system for contamination or pressure-related issues before returning the vehicle to service.

Quality Assurance

Four Seasons 86215 is listed as meeting or exceeding OEM requirements for the specified Mazda CX-9 applications. The part line is built for direct-fit cooling system service and uses aluminum construction with included sealing components for a complete replacement assembly.