Beck Arnley 143-0905 Engine Coolant Thermostat Housing Assembly

Engine Coolant Thermostat Housing for BMW X5 and X6

Beck Arnley 143-0905 is an engine coolant thermostat housing assembly built to match foreign nameplate OE specifications for form, fit, and function. It includes the thermostat and is specified at 203 degrees, making it a direct-fit choice for BMW cooling system service.

Compatible With 2007-2010 BMW X5 and 2008-2010 BMW X6 applications, this thermostat housing assembly supports accurate coolant temperature control and proper housing replacement in the same service job. Beck Arnley 143-0905 is sourced with the application in mind so you can replace the thermostat housing with confidence.

• Engine coolant thermostat housing assembly
• Housing included
• Includes thermostat
• 203 degree temperature rating
• OE specification form, fit, and function for foreign nameplate vehicles

Fitment Details

Fits 2007-2010 BMW X5, N/A.

Fits 2008-2010 BMW X6, N/A.

This part cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application.

What This Part Helps Address

• Coolant temperature regulation concerns tied to a worn thermostat housing
• Leaks at the thermostat housing assembly
• Sticking or inaccurate thermostat operation
• Overheating caused by restricted coolant flow control
• Cooling system service needs on BMW X5 and BMW X6 models

Installation Notes and Tips

Verify the OE temperature specification before installation and confirm the housing style matches the original unit. Inspect the mating surfaces, coolant passages, and related seals during service, and refill the cooling system with the correct coolant after installation. For BMW X5 and BMW X6 cooling repairs, confirm the part number 143-0905 against the vehicle’s original thermostat housing assembly before final assembly.

Quality Assurance

Beck Arnley parts are sourced to meet foreign nameplate OE specifications for form, fit, and function. The part number 143-0905 is selected for the listed BMW applications using application-specific sourcing and specification control.