Four Seasons
Thermostat Housing

Four Seasons 86276 Engine Coolant Thermostat Housing

Brand Four Seasons 86276
Bolt Hole Center To Bolt Hole Center 2.07
Description Engine Coolant Components
Flange Thickness 0.69
Gasket Or Seal Included Not Included
Inlet Port Diameter 1.82
Material Plastic
Meets / Exceeds OEM? Yes
Overall Height IN 6.93
Style w/ Thermostat
Thermostat Included? Included
Type Integrated Thermostat Housing
Product line Thermostat Housing
Fits Mercedes-Benz · 101 vehicles

OE direct replacement. Meets or exceeds OEM requirements for dependable cooling-system service.

Integrated thermostat housing. Combines the housing and thermostat in one convenient assembly.

Plastic construction. Lightweight design for efficient engine coolant component replacement.

Cross-references Focus Auto Parts 86276, Pioneer Automotive Industries 817106 and URO 2762000315 for the same application. See all 6.

$193.52Free shipping
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Thermostat Housing for Mercedes-Benz Cooling Systems

Four Seasons 86276 is an integrated engine coolant thermostat housing built for Mercedes-Benz applications that use a thermostat-and-housing assembly. It is made from plastic, includes the thermostat, and meets or exceeds OEM requirements for direct replacement service.

  • Integrated thermostat housing with thermostat included
  • Plastic construction for OE-style fit and function
  • Meets or exceeds OEM specifications
  • Inlet port diameter: 1.82 in.
  • Bolt hole center to bolt hole center: 2.07 in.
  • Flange thickness: 0.69 in.
  • Overall height: 6.93 in.
  • Gasket or seal not included

Product Details

The Four Seasons Thermostat Housing line focuses on engine coolant components that restore proper coolant routing and temperature control. Part number 86276 is an integrated thermostat housing assembly for Mercedes-Benz models including C43 AMG, E43 AMG, GLC43 AMG, GLE450, S450, SL450, and related applications across 2015-2023. This part cross-references URO 2762000315 for the same application.

Use Four Seasons 86276 when replacing a cracked housing, a leaking coolant outlet, or a thermostat assembly that no longer regulates engine temperature correctly. It is a direct-fit cooling system component for Mercedes-Benz C43 AMG, GLC43 AMG, and other listed models where the thermostat is serviced with the housing.

Common Repair Reasons

  • Coolant leaking from a damaged plastic thermostat housing
  • Engine running too cool or too hot due to thermostat failure
  • Temperature fluctuation caused by worn coolant control components
  • Cracked or warped housing at the flange or port connection
  • Service replacement for integrated thermostat housing assemblies

Installation Notes

Confirm the vehicle’s original housing style, port size, and bolt pattern before installation. Because the gasket or seal is not included, transfer or replace the sealing components as required by the vehicle service procedure. Always inspect the cooling system, bleed air from the system after service, and refill with the correct coolant specification for the vehicle.

Quality Assurance

Four Seasons 86276 is built to meet or exceed OEM requirements for the listed Mercedes-Benz applications. The part number 86276 is also referenced in aftermarket catalogs for direct replacement use on compatible cooling system repairs.

  • Fits 2015-2016 Mercedes-Benz C400, thermostat housing
  • Fits 2015-2016 Mercedes-Benz CLS400, thermostat housing
  • Fits 2015-2016 Mercedes-Benz GL350, thermostat housing
  • Fits 2015-2016 Mercedes-Benz GL450, thermostat housing
  • Fits 2015-2016 Mercedes-Benz GLE350d, thermostat housing
  • Fits 2015-2016 Mercedes-Benz GLE400, thermostat housing
  • Fits 2015-2016 Mercedes-Benz GLE450 AMG, thermostat housing
  • Fits 2015-2016 Mercedes-Benz GLE550e, thermostat housing
  • Fits 2015-2016 Mercedes-Benz S550e, thermostat housing
  • Fits 2015-2016 Mercedes-Benz SL400, thermostat housing
  • Fits 2015 Mercedes-Benz C400, thermostat housing
  • Fits 2015 Mercedes-Benz CLS400, thermostat housing
  • Fits 2015 Mercedes-Benz GL350, thermostat housing
  • Fits 2015 Mercedes-Benz GL450, thermostat housing
  • Fits 2015 Mercedes-Benz ML250, thermostat housing
  • Fits 2015 Mercedes-Benz ML350, thermostat housing
  • Fits 2015 Mercedes-Benz ML400, thermostat housing
  • Fits 2015 Mercedes-Benz ML500, thermostat housing
  • Fits 2015 Mercedes-Benz ML550, thermostat housing
  • Fits 2015 Mercedes-Benz ML63 AMG, thermostat housing
  • Fits 2015 Mercedes-Benz S400, thermostat housing
  • Fits 2015 Mercedes-Benz SL400, thermostat housing
  • Fits 2016 Mercedes-Benz C450 AMG, thermostat housing
  • Fits 2016 Mercedes-Benz CLS400, thermostat housing
  • Fits 2016 Mercedes-Benz GL350, thermostat housing
  • Fits 2016 Mercedes-Benz GL450, thermostat housing
  • Fits 2016 Mercedes-Benz GLE350d, thermostat housing
  • Fits 2016 Mercedes-Benz GLE400, thermostat housing
  • Fits 2016 Mercedes-Benz GLE450 AMG, thermostat housing
  • Fits 2016 Mercedes-Benz GLE550e, thermostat housing
  • Fits 2016 Mercedes-Benz S550e, thermostat housing
  • Fits 2016 Mercedes-Benz SL400, thermostat housing
  • Fits 2017-2018 Mercedes-Benz SL500, thermostat housing
  • Fits 2017-2018 Mercedes-Benz SL550, thermostat housing
  • Fits 2017-2018 Mercedes-Benz SL63 AMG, thermostat housing
  • Fits 2017-2018 Mercedes-Benz SL65 AMG, thermostat housing
  • Fits 2017-2019 Mercedes-Benz E43 AMG, thermostat housing
  • Fits 2017-2019 Mercedes-Benz SL450, thermostat housing
  • Fits 2017 Mercedes-Benz CLS400, thermostat housing
  • Fits 2017 Mercedes-Benz GLS450, thermostat housing
  • Fits 2017 Mercedes-Benz S550e, thermostat housing
  • Fits 2018-2019 Mercedes-Benz C43 AMG, thermostat housing
  • Fits 2018-2019 Mercedes-Benz E450, thermostat housing
  • Fits 2018-2019 Mercedes-Benz E53 AMG, thermostat housing
  • Fits 2018-2019 Mercedes-Benz GLE400, thermostat housing
  • Fits 2018-2019 Mercedes-Benz GLE500e, thermostat housing
  • Fits 2018-2019 Mercedes-Benz GLS450, thermostat housing
  • Fits 2018-2019 Mercedes-Benz S450, thermostat housing
  • Fits 2018 Mercedes-Benz C180, thermostat housing
  • Fits 2018 Mercedes-Benz C200, thermostat housing
  • Fits 2018 Mercedes-Benz C250, thermostat housing
  • Fits 2018 Mercedes-Benz C300, thermostat housing
  • Fits 2018 Mercedes-Benz C350e, thermostat housing
  • Fits 2018 Mercedes-Benz C63 AMG, thermostat housing
  • Fits 2018 Mercedes-Benz C63 AMG S, thermostat housing
  • Fits 2018 Mercedes-Benz E400, thermostat housing
  • Fits 2018 Mercedes-Benz GLE550e, thermostat housing
  • Fits 2018 Mercedes-Benz GLS550, thermostat housing
  • Fits 2018 Mercedes-Benz GLS63 AMG, thermostat housing
  • Fits 2018 Mercedes-Benz Maybach S560, thermostat housing
  • Fits 2018 Mercedes-Benz Maybach S650, thermostat housing
  • Fits 2018 Mercedes-Benz S400L, thermostat housing
  • Fits 2018 Mercedes-Benz S500, thermostat housing
  • Fits 2018 Mercedes-Benz S500L, thermostat housing
  • Fits 2018 Mercedes-Benz S560, thermostat housing
  • Fits 2018 Mercedes-Benz S600L, thermostat housing
  • Fits 2018 Mercedes-Benz S63 AMG, thermostat housing
  • Fits 2018 Mercedes-Benz S65 AMG, thermostat housing
  • Fits 2018 Mercedes-Benz SL500, thermostat housing
  • Fits 2018 Mercedes-Benz SL550, thermostat housing
  • Fits 2018 Mercedes-Benz SL63 AMG, thermostat housing
  • Fits 2018 Mercedes-Benz SL65 AMG, thermostat housing
  • Fits 2019-2020 Mercedes-Benz GLE450, thermostat housing
  • Fits 2019-2020 Mercedes-Benz GLE53 AMG, thermostat housing
  • Fits 2019-2020 Mercedes-Benz S560e, thermostat housing
  • Fits 2019 Mercedes-Benz E450, thermostat housing
  • Fits 2019 Mercedes-Benz E53 AMG, thermostat housing
  • Fits 2020-2023 Mercedes-Benz C43 AMG, thermostat housing
  • Fits 2020-2023 Mercedes-Benz GLC43 AMG, thermostat housing
  • Fits 2020 Mercedes-Benz E450, thermostat housing
  • Fits 2020 Mercedes-Benz S450, thermostat housing
  • Fits 2020 Mercedes-Benz SL450, thermostat housing
  • Fits 2022-2023 Mercedes-Benz GLC43 AMG, thermostat housing
This part fits 101 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelLitersCylindersPositionNotes
2023Mercedes-BenzC43 AMG——N/Aw/ Thermostat; Thermostat Housing
2023Mercedes-BenzGLC43 AMG——N/Aw/ Thermostat; Thermostat Housing
2022Mercedes-BenzC43 AMG——N/Aw/ Thermostat; Thermostat Housing
2022Mercedes-BenzGLC43 AMG——N/Aw/ Thermostat; Thermostat Housing
2021Mercedes-BenzC43 AMG——N/Aw/ Thermostat; Thermostat Housing
2021Mercedes-BenzGLC43 AMG——N/AThermostat included in Engine Coolant Thermostat/Water Outlet Assembly Kit.; Thermostat Housing
2020Mercedes-BenzC43 AMG——N/Aw/ Thermostat; Thermostat Housing
2020Mercedes-BenzE450——N/Aw/ Thermostat; Thermostat Housing
2020Mercedes-BenzGLC43 AMG——N/AThermostat included in Engine Coolant Thermostat/Water Outlet Assembly Kit.; Thermostat Housing
2020Mercedes-BenzGLE43 AMG——N/AThermostat included in Engine Coolant Thermostat/Water Outlet Assembly Kit.; Thermostat Housing
2020Mercedes-BenzGLE450——N/AThermostat included in Engine Coolant Thermostat/Water Outlet Assembly Kit.; Thermostat Housing
2020Mercedes-BenzGLE53 AMG——N/AThermostat included in Engine Coolant Thermostat/Water Outlet Assembly Kit.; Thermostat Housing
2020Mercedes-BenzS450——N/Aw/ Thermostat; Thermostat Housing
2020Mercedes-BenzS560e——N/Aw/ Thermostat; Thermostat Housing
2020Mercedes-BenzSL450——N/Aw/ Thermostat; Thermostat Housing
2020Mercedes-BenzSLC43 AMG——N/Aw/ Thermostat; Thermostat Housing
2019Mercedes-BenzC43 AMG——N/AThermostat included in Engine Coolant Thermostat/Water Outlet Assembly Kit.; Thermostat Housing
2019Mercedes-BenzE43 AMG——N/AThermostat included in Engine Coolant Thermostat/Water Outlet Assembly Kit.; Thermostat Housing
2019Mercedes-BenzE450——N/AThermostat included in Engine Coolant Thermostat/Water Outlet Assembly Kit.; Thermostat Housing
2019Mercedes-BenzE53 AMG——N/AThermostat included in Engine Coolant Thermostat/Water Outlet Assembly Kit.; Thermostat Housing
2019Mercedes-BenzGLC43 AMG——N/AThermostat included in Engine Coolant Thermostat/Water Outlet Assembly Kit.; Thermostat Housing
2019Mercedes-BenzGLE400——N/AThermostat included in Engine Coolant Thermostat/Water Outlet Assembly Kit.; Thermostat Housing
2019Mercedes-BenzGLE43 AMG——N/AThermostat included in Engine Coolant Thermostat/Water Outlet Assembly Kit.; Thermostat Housing
2019Mercedes-BenzGLE450——N/AThermostat included in Engine Coolant Thermostat/Water Outlet Assembly Kit.; Thermostat Housing
2019Mercedes-BenzGLE500e——N/AThermostat included in Engine Coolant Thermostat/Water Outlet Assembly Kit.; Thermostat Housing
2019Mercedes-BenzGLS450——N/AThermostat included in Engine Coolant Thermostat/Water Outlet Assembly Kit.; Thermostat Housing
2019Mercedes-BenzS450——N/AThermostat included in Engine Coolant Thermostat/Water Outlet Assembly Kit.; Thermostat Housing
2019Mercedes-BenzS560e——N/Aw/ Thermostat; Thermostat Housing
2019Mercedes-BenzSL450——N/AThermostat included in Engine Coolant Thermostat/Water Outlet Assembly Kit.; Thermostat Housing
2019Mercedes-BenzSLC43 AMG——N/Aw/ Thermostat; Thermostat Housing
2018Mercedes-BenzC180——N/AThermostat included in Engine Coolant Thermostat/Water Outlet Assembly Kit.; Thermostat Housing
2018Mercedes-BenzC200——N/AThermostat included in Engine Coolant Thermostat/Water Outlet Assembly Kit.; Thermostat Housing
2018Mercedes-BenzC250——N/AThermostat included in Engine Coolant Thermostat/Water Outlet Assembly Kit.; Thermostat Housing
2018Mercedes-BenzC300——N/AThermostat included in Engine Coolant Thermostat/Water Outlet Assembly Kit.; Thermostat Housing
2018Mercedes-BenzC350e——N/AThermostat included in Engine Coolant Thermostat/Water Outlet Assembly Kit.; Thermostat Housing
2018Mercedes-BenzC43 AMG——N/AThermostat included in Engine Coolant Thermostat/Water Outlet Assembly Kit.; Thermostat Housing
2018Mercedes-BenzC63 AMG——N/AThermostat included in Engine Coolant Thermostat/Water Outlet Assembly Kit.; Thermostat Housing
2018Mercedes-BenzC63 AMG S——N/AThermostat included in Engine Coolant Thermostat/Water Outlet Assembly Kit.; Thermostat Housing
2018Mercedes-BenzE400——N/AThermostat included in Engine Coolant Thermostat/Water Outlet Assembly Kit.; Thermostat Housing
2018Mercedes-BenzE43 AMG——N/AThermostat included in Engine Coolant Thermostat/Water Outlet Assembly Kit.; Thermostat Housing
2018Mercedes-BenzGLC43 AMG——N/AThermostat included in Engine Coolant Thermostat/Water Outlet Assembly Kit.; Thermostat Housing
2018Mercedes-BenzGLE400——N/AThermostat included in Engine Coolant Thermostat/Water Outlet Assembly Kit.; Thermostat Housing
2018Mercedes-BenzGLE43 AMG——N/AThermostat included in Engine Coolant Thermostat/Water Outlet Assembly Kit.; Thermostat Housing
2018Mercedes-BenzGLE500e——N/AThermostat included in Engine Coolant Thermostat/Water Outlet Assembly Kit.; Thermostat Housing
2018Mercedes-BenzGLE550e——N/AThermostat included in Engine Coolant Thermostat/Water Outlet Assembly Kit.; Thermostat Housing
2018Mercedes-BenzGLS450——N/AThermostat included in Engine Coolant Thermostat/Water Outlet Assembly Kit.; Thermostat Housing
2018Mercedes-BenzGLS550——N/AThermostat included in Engine Coolant Thermostat/Water Outlet Assembly Kit.; Thermostat Housing
2018Mercedes-BenzGLS63 AMG——N/AThermostat included in Engine Coolant Thermostat/Water Outlet Assembly Kit.; Thermostat Housing
2018Mercedes-BenzMaybach S560——N/Aw/ Thermostat; Thermostat Housing
2018Mercedes-BenzMaybach S650——N/AThermostat included in Engine Coolant Thermostat/Water Outlet Assembly Kit.; Thermostat Housing
2018Mercedes-BenzS400L——N/AThermostat included in Engine Coolant Thermostat/Water Outlet Assembly Kit.; Thermostat Housing
2018Mercedes-BenzS450——N/AThermostat included in Engine Coolant Thermostat/Water Outlet Assembly Kit.; Thermostat Housing
2018Mercedes-BenzS500——N/AThermostat included in Engine Coolant Thermostat/Water Outlet Assembly Kit.; Thermostat Housing
2018Mercedes-BenzS500L——N/AThermostat included in Engine Coolant Thermostat/Water Outlet Assembly Kit.; Thermostat Housing
2018Mercedes-BenzS560——N/AThermostat included in Engine Coolant Thermostat/Water Outlet Assembly Kit.; Thermostat Housing
2018Mercedes-BenzS600L——N/AThermostat included in Engine Coolant Thermostat/Water Outlet Assembly Kit.; Thermostat Housing
2018Mercedes-BenzS63 AMG——N/AThermostat included in Engine Coolant Thermostat/Water Outlet Assembly Kit.; Thermostat Housing
2018Mercedes-BenzS65 AMG——N/AThermostat included in Engine Coolant Thermostat/Water Outlet Assembly Kit.; Thermostat Housing
2018Mercedes-BenzSL450——N/AThermostat included in Engine Coolant Thermostat/Water Outlet Assembly Kit.; Thermostat Housing
2018Mercedes-BenzSL500——N/AThermostat included in Engine Coolant Thermostat/Water Outlet Assembly Kit.; Thermostat Housing
2018Mercedes-BenzSL550——N/AThermostat included in Engine Coolant Thermostat/Water Outlet Assembly Kit.; Thermostat Housing
2018Mercedes-BenzSL63 AMG——N/AThermostat included in Engine Coolant Thermostat/Water Outlet Assembly Kit.; Thermostat Housing
2018Mercedes-BenzSL65 AMG——N/AThermostat included in Engine Coolant Thermostat/Water Outlet Assembly Kit.; Thermostat Housing
2018Mercedes-BenzSLC43 AMG——N/Aw/ Thermostat; Thermostat Housing
2017Mercedes-BenzCLS4003.0LV6N/Aw/ Housing and Thermostat; Thermostat Housing
2017Mercedes-BenzE4003.0LV6N/AThermostat included in Engine Coolant Thermostat/Water Outlet Assembly Kit.; Thermostat Housing
2017Mercedes-BenzE43 AMG——N/AThermostat included in Engine Coolant Thermostat/Water Outlet Assembly Kit.; Thermostat Housing
2017Mercedes-BenzGLC43 AMG——N/AThermostat included in Engine Coolant Thermostat/Water Outlet Assembly Kit.; Thermostat Housing
2017Mercedes-BenzGLS450——N/Aw/ Thermostat; Thermostat Housing
2017Mercedes-BenzS550e——N/Aw/ Housing and Thermostat; Thermostat Housing
2017Mercedes-BenzSL450——N/AThermostat included in Engine Coolant Thermostat/Water Outlet Assembly Kit.; Thermostat Housing
2017Mercedes-BenzSL500——N/AThermostat included in Engine Coolant Thermostat/Water Outlet Assembly Kit.; Thermostat Housing
2017Mercedes-BenzSL550——N/AThermostat included in Engine Coolant Thermostat/Water Outlet Assembly Kit.; Thermostat Housing
2017Mercedes-BenzSL63 AMG——N/AThermostat included in Engine Coolant Thermostat/Water Outlet Assembly Kit.; Thermostat Housing
2017Mercedes-BenzSL65 AMG——N/AThermostat included in Engine Coolant Thermostat/Water Outlet Assembly Kit.; Thermostat Housing
2017Mercedes-BenzSLC43 AMG——N/Aw/ Thermostat; Thermostat Housing
2016Mercedes-BenzC450 AMG——N/AEngine Coolant Thermostat Housing includes thermostat and housing.; Thermostat Housing
2016Mercedes-BenzCLS400——N/AEngine Coolant Thermostat Housing includes thermostat and housing.; Thermostat Housing
2016Mercedes-BenzE400——N/AThermostat included in Engine Coolant Thermostat/Water Outlet Assembly Kit.; Thermostat Housing
2016Mercedes-BenzGL350——N/AEngine Coolant Thermostat Housing includes thermostat and housing.; Thermostat Housing
2016Mercedes-BenzGL450——N/AEngine Coolant Thermostat Housing includes thermostat and housing.; Thermostat Housing
2016Mercedes-BenzGLE350d——N/AEngine Coolant Thermostat Housing includes thermostat and housing.; Thermostat Housing
2016Mercedes-BenzGLE400——N/AEngine Coolant Thermostat Housing includes thermostat and housing.; Thermostat Housing
2016Mercedes-BenzGLE450 AMG——N/AEngine Coolant Thermostat Housing includes thermostat and housing.; Thermostat Housing
2016Mercedes-BenzGLE550e——N/AEngine Coolant Thermostat Housing includes thermostat and housing.; Thermostat Housing
2016Mercedes-BenzS550e——N/AEngine Coolant Thermostat Housing includes thermostat and housing.; Thermostat Housing
2016Mercedes-BenzSL400——N/AEngine Coolant Thermostat Housing includes thermostat and housing.; Thermostat Housing
2015Mercedes-BenzC400——N/AThermostat included in Engine Coolant Thermostat/Water Outlet Assembly Kit.; Thermostat Housing
2015Mercedes-BenzCLS400——N/AThermostat included in Engine Coolant Thermostat/Water Outlet Assembly Kit.; Thermostat Housing
2015Mercedes-BenzE4003.0LV6N/AThermostat included in Engine Coolant Thermostat/Water Outlet Assembly Kit.; Thermostat Housing
2015Mercedes-BenzGL350——N/AThermostat included in Engine Coolant Thermostat/Water Outlet Assembly Kit.; Thermostat Housing
2015Mercedes-BenzGL450——N/AThermostat included in Engine Coolant Thermostat/Water Outlet Assembly Kit.; Thermostat Housing
2015Mercedes-BenzML250——N/AThermostat included in Engine Coolant Thermostat/Water Outlet Assembly Kit.; Thermostat Housing
2015Mercedes-BenzML350——N/AThermostat included in Engine Coolant Thermostat/Water Outlet Assembly Kit.; Thermostat Housing
2015Mercedes-BenzML400——N/AThermostat included in Engine Coolant Thermostat/Water Outlet Assembly Kit.; Thermostat Housing
2015Mercedes-BenzML500——N/AThermostat included in Engine Coolant Thermostat/Water Outlet Assembly Kit.; Thermostat Housing
2015Mercedes-BenzML550——N/AThermostat included in Engine Coolant Thermostat/Water Outlet Assembly Kit.; Thermostat Housing
2015Mercedes-BenzML63 AMG——N/AThermostat included in Engine Coolant Thermostat/Water Outlet Assembly Kit.; Thermostat Housing
2015Mercedes-BenzS400——N/AEngine Coolant Thermostat Housing includes thermostat and housing.; Thermostat Housing
2015Mercedes-BenzS550e——N/AEngine Coolant Thermostat Housing includes thermostat and housing.; Thermostat Housing
2015Mercedes-BenzSL400——N/AThermostat included in Engine Coolant Thermostat/Water Outlet Assembly Kit.; Thermostat Housing
Directly replaces or cross-references 6 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Focus Auto Parts — 86276Pioneer Automotive Industries — 817106URO — 27620003157852129025843W98806