Motorad 822-226 Engine Coolant Thermostat Housing Assembly

Integrated Thermostat Housing for BMW Cooling Systems

Motorad 822-226 is an engine coolant thermostat housing assembly built for BMW cooling system service where OE-style fit and temperature control matter. This integrated housing thermostat is specified at 226°F and includes the thermostat, housing, and sensor for direct replacement on listed BMW applications.

Motorad’s Integrated Housing Thermostat line focuses on OE-style construction and temperature response for modern engine cooling systems. The 822-226 uses OEM-specification materials and processes, with a copper case and wax compound for quick reaction to coolant temperature changes.

• 226°F opening temperature for OE-specified thermal control
• Integrated thermostat housing assembly with thermostat, housing, and sensor
• Bleeder hole and jiggle pin included for air management during service
• Black housing with plastic, stainless steel, and copper construction
• 2 bolt holes and 3 outlet ports
• Offset design with air relief valve and OEM-style seals where applicable
• Cross-reference: Dorman OE Solutions 902-5135

Detailed Product Overview

This Motorad thermostat housing assembly is built for BMW 320i, 320i xDrive, X3, X4, X5, 220i, 228i, 228i xDrive, 328i, 328i xDrive, 328i GT xDrive, 428i, 428i xDrive, 428i Gran Coupe, 428i xDrive Gran Coupe, 520i, 528i, 528i xDrive, Z4, X1, and 325i applications listed in the fitment data. If you are searching for a BMW 328i thermostat housing assembly, BMW X5 coolant thermostat housing, or a BMW 528i integrated thermostat replacement, Motorad 822-226 matches the OE-specified 226°F operating temperature and the integrated housing design used on these vehicles.

Part number 822-226 is engineered for demanding automotive cooling systems and uses an offset layout to align with the original cooling circuit design. The housing is black, the assembly includes a bleeder hole and jiggle pin, and the unit is built to OE specifications for service replacement on the listed BMW models.

Common Cooling System Problems It Addresses

• Check engine lights related to thermostat performance
• Coolant temperature regulation issues
• Leaking or cracked thermostat housing service replacement
• Air trapped in the cooling system after repair
• OE-style replacement needs for BMW cooling system maintenance

Installation Notes and Tips

Verify the 226°F temperature rating and outlet-port layout before installation. Inspect mating surfaces, coolant hoses, and sensor connections during service, and follow the vehicle manufacturer’s bleed procedure to remove air from the cooling system. Because bolts, gasket or seal, and mounting hardware are not included, reuse or replace related service parts as required by the application.

Compatible With 2012-2018 BMW 320i, 2013-2018 BMW 320i xDrive, 2015-2018 BMW X4, 2016-2018 BMW X5, 2013-2017 BMW X3, 2014-2016 BMW 220i, 2014-2016 BMW 228i, 2015-2016 BMW 228i xDrive, 2012-2016 BMW 328i, 2014-2016 BMW 328i GT xDrive, 2013-2016 BMW 328i xDrive, 2014-2016 BMW 428i, 2015-2016 BMW 428i Gran Coupe, 2014-2016 BMW 428i xDrive, 2015-2016 BMW 428i xDrive Gran Coupe, 2014-2016 BMW 520i, 2012-2016 BMW 528i, 2012-2016 BMW 528i xDrive, 2012-2016 BMW Z4, 2012-2015 BMW X1, and 2012-2013 BMW 325i.

Quality Assurance

Motorad manufactures this integrated housing thermostat with OEM-quality materials and OE-supplier standards, using OEM specifications and processes for consistent cooling-system service on the listed BMW applications. Part number 822-226 is built to support direct-fit replacement needs where the original thermostat housing assembly uses an integrated design.