Mahle C33628 Engine Coolant Thermostat Housing O-Ring
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Mahle
 Engine Coolant Outlet O-Ring

Mahle C33628 Engine Coolant Thermostat Housing O-Ring

Brand Mahle C33628
Product line Engine Coolant Outlet O-Ring
Fits INFINITI, Nissan, Scion, Subaru, and Toyota · 111 vehicles

OE-style sealing. Engine coolant thermostat housing O-ring for coolant pipe and outlet connections.

Trusted sealing line. Mahle gasket products are used by OEMs and technicians worldwide.

Cross-references Four Seasons 36132, 17679-82Z30 and 21049-AE000 for the same application. See all 6.

$15.20Free shipping
In stock · usually ships same day before 1pm CST
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Order total $15.20
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Free returns within 60 days if it doesn't fit when fitment is verified.
Not what you need? See all Engine Coolant Thermostat Housing O-Ring options

Engine Coolant Outlet O-Ring Overview

Mahle C33628 is an engine coolant thermostat housing O-ring for sealing coolant pipe and thermostat housing connections. It is listed for a wide range of Nissan, INFINITI, Subaru, Scion, and Toyota applications, including Nissan Titan, Nissan Armada, and INFINITI QX80 fitments.

Key Features

  • Engine coolant thermostat housing O-ring for sealing coolant passages.
  • Fits 2020-2021 Nissan Armada, N/A.
  • Fits 2020-2021 Nissan TITAN, N/A.
  • Fits 2017-2020 Subaru BRZ, N/A.
  • Fits 2017-2020 Toyota 86, N/A.
  • Fits 2014-2019 INFINITI Q70, N/A.
  • Fits 2016-2019 INFINITI QX80, N/A.
  • Fits 2008-2012 Nissan Pathfinder, N/A.

Detailed Description

Mahle C33628 is a sealing component used at the coolant outlet and thermostat housing connection to help maintain a tight coolant seal. The fitment data covers multiple engine-cooling applications across Nissan and INFINITI platforms, plus Subaru BRZ, Toyota 86, and Scion FR-S models. This part cross-references Four Seasons 36132 for the same application.

Mahle’s gasket and sealing products are used by OEMs and technicians worldwide, and this part number C33628 follows that sealing-focused product line. For buyers searching for a Nissan Titan coolant pipe O-ring, Nissan Armada thermostat housing seal, or INFINITI QX80 coolant outlet O-ring, this part number C33628 matches the listed applications.

What It Is Used For

  • Stopping coolant seepage at the thermostat housing or outlet connection.
  • Replacing a hardened, flattened, or damaged coolant pipe seal.
  • Restoring a proper seal after coolant service or housing removal.
  • Addressing leaks traced to the coolant outlet O-ring interface.

Installation Notes and Tips

Verify the vehicle, engine cooling connection, and notes in the fitment table before ordering. Clean the sealing surfaces thoroughly and inspect the mating parts for wear or corrosion before installing the new O-ring. Use the exact part number C33628 to confirm the correct coolant seal for the application.

Quality Assurance

Mahle states that its gasket products provide sealing solutions trusted by OEMs and technicians around the world.

This part fits 111 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelLitersCylindersNotes
2021INFINITIQX805.6LV8Coolant Pipe O-Ring; Engine Coolant Outlet O-Ring
2021NissanArmada5.6LV8Coolant Pipe O-Ring; Engine Coolant Outlet O-Ring
2021NissanNV25005.6LV8Coolant Pipe O-Ring; Engine Coolant Outlet O-Ring
2021NissanNV35005.6LV8Coolant Pipe O-Ring; Engine Coolant Outlet O-Ring
2021NissanTITAN5.6LV8Coolant Pipe O-Ring; Engine Coolant Outlet O-Ring
2021NissanTITAN XD5.6LV8Coolant Pipe O-Ring; Engine Coolant Outlet O-Ring
2020INFINITIQX805.6LV8Coolant Pipe O-Ring; Engine Coolant Outlet O-Ring
2020NissanArmada5.6LV8Coolant Pipe O-Ring; Engine Coolant Outlet O-Ring
2020NissanNV25005.6LV8Coolant Pipe O-Ring; Engine Coolant Outlet O-Ring
2020NissanNV35005.6LV8Coolant Pipe O-Ring; Engine Coolant Outlet O-Ring
2020NissanTITAN5.6LV8Coolant Pipe O-Ring; Engine Coolant Outlet O-Ring
2020NissanTITAN XD5.6LV8Coolant Pipe O-Ring; Engine Coolant Outlet O-Ring
2020SubaruBRZ2.0LH4Coolant Pipe O-Ring; Engine Coolant Outlet O-Ring
2020Toyota862.0LH4Coolant Pipe O-Ring; Engine Coolant Outlet O-Ring
2019INFINITIQ705.6LV8Thermostat Housing Connector Pipe Seal; Molded Rubber
2019INFINITIQ70L5.6LV8Thermostat Housing Connector Pipe Seal; Molded Rubber
2019INFINITIQX805.6LV8Thermostat Housing Connector Pipe Seal; Molded Rubber
2019NissanArmada5.6LV8Thermostat Housing Connector Pipe Seal; Molded Rubber
2019NissanNV25005.6LV8Thermostat Housing Connector Pipe Seal; Molded Rubber
2019NissanNV35005.6LV8Thermostat Housing Connector Pipe Seal; Molded Rubber
2019NissanTITAN5.6LV8Thermostat Housing Connector Pipe Seal; Molded Rubber
2019NissanTITAN XD5.6LV8Thermostat Housing Connector Pipe Seal; Molded Rubber
2019SubaruBRZ2.0LH4Coolant Pipe O-Ring; Engine Coolant Outlet O-Ring
2019Toyota862.0LH4Coolant Pipe O-Ring; Engine Coolant Outlet O-Ring
2018INFINITIQ705.6LV8Thermostat Housing Connector Pipe Seal; Molded Rubber
2018INFINITIQ70L5.6LV8Thermostat Housing Connector Pipe Seal; Molded Rubber
2018INFINITIQX805.6LV8Thermostat Housing Connector Pipe Seal; Molded Rubber
2018NissanArmada5.6LV8Thermostat Housing Connector Pipe Seal; Molded Rubber
2018NissanNV25005.6LV8Thermostat Housing Connector Pipe Seal; Molded Rubber
2018NissanNV35005.6LV8Thermostat Housing Connector Pipe Seal; Molded Rubber
2018NissanTITAN5.6LV8Thermostat Housing Connector Pipe Seal; Molded Rubber
2018NissanTITAN XD5.6LV8Thermostat Housing Connector Pipe Seal; Molded Rubber
2018SubaruBRZ2.0LH4Coolant Pipe O-Ring; Engine Coolant Outlet O-Ring
2018Toyota862.0LH4Coolant Pipe O-Ring; Engine Coolant Outlet O-Ring
2017INFINITIQ705.6LV8Thermostat Housing Connector Pipe Seal; Molded Rubber
2017INFINITIQ70L5.6LV8Thermostat Housing Connector Pipe Seal; Molded Rubber
2017INFINITIQX805.6LV8Thermostat Housing Connector Pipe Seal; Molded Rubber
2017NissanArmada5.6LV8Thermostat Housing Connector Pipe Seal; Molded Rubber
2017NissanNV25005.6LV8Thermostat Housing Connector Pipe Seal; Molded Rubber
2017NissanNV35005.6LV8Thermostat Housing Connector Pipe Seal; Molded Rubber
2017NissanTITAN5.6LV8Thermostat Housing Connector Pipe Seal; Molded Rubber
2017NissanTITAN XD5.6LV8Thermostat Housing Connector Pipe Seal; Molded Rubber
2017SubaruBRZ2.0LH4Coolant Pipe O-Ring; Engine Coolant Outlet O-Ring
2017Toyota862.0LH4Coolant Pipe O-Ring; Engine Coolant Outlet O-Ring
2016INFINITIQ705.6LV8Thermostat Housing Connector Pipe Seal; Molded Rubber
2016INFINITIQ70L5.6LV8Thermostat Housing Connector Pipe Seal; Molded Rubber
2016INFINITIQX805.6LV8Thermostat Housing Connector Pipe Seal; Molded Rubber
2016NissanNV25005.6LV8Thermostat Housing Connector Pipe Seal; Molded Rubber
2016NissanNV35005.6LV8Thermostat Housing Connector Pipe Seal; Molded Rubber
2016NissanTITAN XD5.6LV8Thermostat Housing Connector Pipe Seal; Molded Rubber
2016ScionFR-S2.0LH4Coolant Pipe O-Ring; Engine Coolant Outlet O-Ring
2016SubaruBRZ2.0LH4Thermostat Housing Connector Pipe Seal; Molded Rubber
2015INFINITIQ705.6LV8Thermostat Housing Connector Pipe Seal; Molded Rubber
2015INFINITIQ70L5.6LV8Thermostat Housing Connector Pipe Seal; Molded Rubber
2015NissanArmada5.6LV8Thermostat Housing Connector Pipe Seal; Molded Rubber
2015NissanNV25005.6LV8Thermostat Housing Connector Pipe Seal; Molded Rubber
2015NissanNV35005.6LV8Thermostat Housing Connector Pipe Seal; Molded Rubber
2015NissanTITAN5.6LV8Thermostat Housing Connector Pipe Seal; Molded Rubber
2015ScionFR-S2.0LH4Thermostat Housing Connector Pipe Seal; Molded Rubber
2015SubaruBRZ2.0LH4Thermostat Housing Connector Pipe Seal; Molded Rubber
2014INFINITIQ705.6LV8Thermostat Housing Connector Pipe Seal; Molded Rubber
2014NissanArmada5.6LV8Thermostat Housing Connector Pipe Seal; Molded Rubber
2014NissanNV25005.6LV8Thermostat Housing Connector Pipe Seal; Molded Rubber
2014NissanNV35005.6LV8Thermostat Housing Connector Pipe Seal; Molded Rubber
2014NissanTITAN5.6LV8Thermostat Housing Connector Pipe Seal; Molded Rubber
2014ScionFR-S2.0LH4Thermostat Housing Connector Pipe Seal; Molded Rubber
2014SubaruBRZ2.0LH4Thermostat Housing Connector Pipe Seal; Molded Rubber
2013INFINITIM565.6LV8Coolant Pipe O-Ring; Engine Coolant Outlet O-Ring
2013INFINITIQX565.6LV8Coolant Pipe O-Ring; Engine Coolant Outlet O-Ring
2013NissanArmada5.6LV8Thermostat Housing Connector Pipe Seal; Molded Rubber
2013NissanNV25005.6LV8Thermostat Housing Connector Pipe Seal; Molded Rubber
2013NissanNV35005.6LV8Thermostat Housing Connector Pipe Seal; Molded Rubber
2013NissanTITAN5.6LV8Thermostat Housing Connector Pipe Seal; Molded Rubber
2013ScionFR-S2.0LH4Thermostat Housing Connector Pipe Seal; Molded Rubber
2013SubaruBRZ2.0LH4Thermostat Housing Connector Pipe Seal; Molded Rubber
2012INFINITIM565.6LV8Coolant Pipe O-Ring; Engine Coolant Outlet O-Ring
2012INFINITIQX565.6LV8Coolant Pipe O-Ring; Engine Coolant Outlet O-Ring
2012NissanArmada5.6LV8Thermostat Housing Connector Pipe Seal; Molded Rubber
2012NissanNV25005.6LV8Thermostat Housing Connector Pipe Seal; Molded Rubber
2012NissanNV35005.6LV8Thermostat Housing Connector Pipe Seal; Molded Rubber
2012NissanPathfinder5.6LV8Thermostat Housing Connector Pipe Seal; Molded Rubber
2012NissanTITAN5.6LV8Thermostat Housing Connector Pipe Seal; Molded Rubber
2011INFINITIM565.6LV8Coolant Pipe O-Ring; Engine Coolant Outlet O-Ring
2011INFINITIQX565.6LV8Coolant Pipe O-Ring; Engine Coolant Outlet O-Ring
2011NissanArmada5.6LV8Thermostat Housing Connector Pipe Seal; Molded Rubber
2011NissanPathfinder5.6LV8Thermostat Housing Connector Pipe Seal; Molded Rubber
2011NissanTITAN5.6LV8Thermostat Housing Connector Pipe Seal; Molded Rubber
2010INFINITIQX565.6LV8Thermostat Housing Connector Pipe Seal; Molded Rubber
2010NissanArmada5.6LV8Thermostat Housing Connector Pipe Seal; Molded Rubber
2010NissanPathfinder5.6LV8Thermostat Housing Connector Pipe Seal; Molded Rubber
2010NissanTITAN5.6LV8Thermostat Housing Connector Pipe Seal; Molded Rubber
2009INFINITIQX565.6LV8Thermostat Housing Connector Pipe Seal; Molded Rubber
2009NissanArmada5.6LV8Thermostat Housing Connector Pipe Seal; Molded Rubber
2009NissanPathfinder5.6LV8Thermostat Housing Connector Pipe Seal; Molded Rubber
2009NissanTITAN5.6LV8Thermostat Housing Connector Pipe Seal; Molded Rubber
2008INFINITIQX565.6LV8Thermostat Housing Connector Pipe Seal; Molded Rubber
2008NissanArmada5.6LV8Thermostat Housing Connector Pipe Seal; Molded Rubber
2008NissanPathfinder5.6LV8Thermostat Housing Connector Pipe Seal; Molded Rubber
2008NissanTITAN5.6LV8Thermostat Housing Connector Pipe Seal; Molded Rubber
2007INFINITIQX565.6LV8Thermostat Housing Connector Pipe Seal; Molded Rubber
2007NissanArmada5.6LV8Thermostat Housing Connector Pipe Seal; Molded Rubber
2007NissanTITAN5.6LV8Thermostat Housing Connector Pipe Seal; Molded Rubber
2006INFINITIQX565.6LV8Thermostat Housing Connector Pipe Seal; Molded Rubber
2006NissanArmada5.6LV8Thermostat Housing Connector Pipe Seal; Molded Rubber
2006NissanTITAN5.6LV8Thermostat Housing Connector Pipe Seal; Molded Rubber
2005INFINITIQX565.6LV8Thermostat Housing Connector Pipe Seal; Molded Rubber
2005NissanArmada5.6LV8Thermostat Housing Connector Pipe Seal; Molded Rubber
2005NissanTITAN5.6LV8Thermostat Housing Connector Pipe Seal; Molded Rubber
2004INFINITIQX565.6LV8Thermostat Housing Connector Pipe Seal; Molded Rubber
2004NissanPathfinder Armada5.6LV8Thermostat Housing Connector Pipe Seal; Molded Rubber
2004NissanTITAN5.6LV8Thermostat Housing Connector Pipe Seal; Molded Rubber
Directly replaces or cross-references 6 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Four Seasons — 3613217679-82Z3021049-AE00021049-ZL80DSU003-02189SU003-11177