Facet 7.8952S Engine Coolant Thermostat

Engine Coolant Thermostat for Subaru Legacy and Outback

Facet 7.8952S is an engine coolant thermostat for select 2010-2012 Subaru Legacy and 2010-2012 Subaru Outback applications. It is a direct-fit cooling system service part for vehicles that need accurate coolant temperature control and stable engine warm-up.

Key Features

• Engine coolant thermostat for the cooling system
• Fits 2010-2012 Subaru Legacy, thermostat
• Fits 2010-2012 Subaru Outback, thermostat
• Facet part number 7.8952S for catalog and service matching
• Built for OE-style thermostat replacement service

Detailed Description

This Facet thermostat helps regulate coolant flow through the engine so operating temperature can be maintained within the intended range. For Subaru Legacy and Subaru Outback models in the listed years, 7.8952S is the correct type of replacement when the original thermostat is no longer controlling temperature properly. Use this part when servicing a Subaru Legacy thermostat or Subaru Outback thermostat application that calls for Facet 7.8952S.

What It Helps Solve

• Engine running too cool or taking too long to warm up
• Temperature fluctuations during normal driving
• Cooling system service needs tied to thermostat wear
• Check-engine concerns related to coolant temperature control

Installation Notes and Tips

Verify the engine application against the vehicle listing before installation. Inspect the thermostat housing, gasket sealing surfaces, and coolant condition during service, and refill and bleed the cooling system according to Subaru procedures after replacement. Confirm the replacement part number 7.8952S matches the original specification for the vehicle.

Quality Assurance

Facet is a recognized aftermarket brand for engine management and thermal control components. This part cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application.