Finish Selecting Your Vehicle to Shop For Your Coolant Thermostat Housing

Choose a Year for your Hummer 's Coolant Thermostat Housing

  • 2010
  • 2009
  • 2008
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  • 2004
  • 2003

Shop By Brand

The Following brands are available based on your search.

  • ACDelco
    ACDelco
  • Dorman
    Dorman
  • Four Seasons
    Four Seasons

Best Selling Genuine Hummer Coolant Thermostat Housings

  • We Stock the following top leading brands, including Dorman, Four Seasons, ACDelco
  • Constantly Updated Inventory of Hummer Replacement Coolant Thermostat Housing Parts

We stock Coolant Thermostat Housing parts for most Hummer models, including H2, H3, H3T.


Dorman
2009 Hummer H3T Engine Coolant Thermostat Housing - Water Pump 8 Cyl 5.3L Dorman

P311-43B3993    902-2081  New

85945 , 12587395 , CH5945 , CO34829 , 89018168

Qty:
13.66
Dorman Engine Coolant Thermostat Housing  Water Pump
  • ; Cover
  • Product Attributes:
    • Air Vent (Bleeder Valve): No
    • Bolt Hole Center To Bolt Hole Center: 3
    • Bolts Included: No
    • Color: Natural
    • Flange Thickness: 0.32
    • Height: 3.5
    • Housing Neck Angle (┬░): 25 Deg
    • Material: Metal
    • Mounting Hole Diameter: 0.27
    • Mounting Hole Quantity: 2
    • O Rings Included: No
    • Outlet Port Diameter: 1.2
    • Thermostat Included: No
Brand: Dorman
Position: Water Pump
Additional Fitment Information:
Vehicle Position Block Engine CID CC
2009 - Hummer H3T Water Pump V 8 Cyl 5.3L 325 5328
Dorman
2003 Hummer H2 Engine Coolant Thermostat Housing - Upper 8 Cyl 6.0L Dorman

P311-5E0BB5F    902-836  New

6261-T , 85083 , 815665 , 524KT , 12581594 , 12568911 , 8126001720 , 8125815940 , 34702 , 8125689110 , 12600172 , 6261 , CH2836

Qty:
19.79
Dorman Engine Coolant Thermostat Housing  Upper
  • ; Cover Does Not Include Thermostat wo/Water Pump Casting No. 12562459 Use If Original Water Pump Replaced with Later Design
  • Product Attributes:
    • Air Vent (Bleeder Valve): No
    • Bolts Included: No
    • Color: Natural
    • Housing Neck Angle (┬░): 30
    • Material: Metal
    • Mounting Hole Diameter: 0.313
    • Mounting Hole Quantity: 2
    • O Rings Included: Not Required
    • Outlet Port Diameter: 1.64
    • Thermostat Included: No
Brand: Dorman
Position: Upper
Additional Fitment Information:
Vehicle Position Block Engine CID CC
2003 - Hummer H2 Upper V 8 Cyl 6.0L 364 5967
Dorman
2006 Hummer H2 Engine Coolant Thermostat Housing - Upper 8 Cyl 6.0L Dorman

P311-5E0BB5F    902-836  New

6261-T , 85083 , 815665 , 524KT , 12581594 , 12568911 , 8126001720 , 8125815940 , 34702 , 8125689110 , 12600172 , 6261 , CH2836

Qty:
19.79
Dorman Engine Coolant Thermostat Housing  Upper
  • ; Cover Does Not Include Thermostat
  • Product Attributes:
    • Air Vent (Bleeder Valve): No
    • Bolts Included: No
    • Color: Natural
    • Housing Neck Angle (┬░): 30
    • Material: Metal
    • Mounting Hole Diameter: 0.313
    • Mounting Hole Quantity: 2
    • O Rings Included: Not Required
    • Outlet Port Diameter: 1.64
    • Thermostat Included: No
Brand: Dorman
Position: Upper
Additional Fitment Information:
Vehicle Position Block Engine CID CC
2006 - Hummer H2 Upper V 8 Cyl 6.0L 364 5967
Four Seasons
2003 Hummer H2 Engine Coolant Thermostat Housing Four Seasons - Thermostat Housing

P311-3317486    85254  New

W78064 , 01455196 , 1510412 , 12558838 , AO5156 , W5156 , 12562740 , 12561157 , 6051813 , 85254 , 12558853 , 12571261 , 11185254 , 815254 , 379187

Qty:
33.80
Four Seasons Engine Coolant Thermostat Housing
  • ; w/o Thermostat
  • Engine Coolant Thermostat Housing
  • Thermostat Housing
  • Product Attributes:
    • Bolt Hole Center To Bolt Hole Center: 3.000
    • Description: Engine Coolant Components
    • Flange Thickness: 0.395
    • Inlet Port Diameter: 1.307
    • Material: Aluminum
    • Meets / Exceeds OEM?: Yes
    • Overall Height IN: 2.51
    • Style: W/o Thermostat
    • Symetrical Base?: Yes
    • Thermostat Included?: Not Included
    • Type: Thermostat Housing
Brand: Four Seasons
Additional Fitment Information:
Vehicle
2003 - Hummer H2
Four Seasons
2003 Hummer H2 Engine Coolant Thermostat Housing Four Seasons - Thermostat Housing

P311-0509F72    85580  New

CWK815580 , 6051897 , 33910 , 9022701 , 12561157 , 278213 , 14298 , 60540261 , 379187 , W98231 , W78213 , 12558838 , 12558853 , 12571261 , 815580 , 902700 , 9022700 , 12562740 , 85580

Qty:
25.58
Four Seasons Engine Coolant Thermostat Housing
  • Integrated Thermostat Housing
  • ; with Thermostat with Thermostat
  • Engine Coolant Integrated Thermostat Housing
  • Thermostat Housing
  • Product Attributes:
    • Description: Engine Coolant Components
    • Flange Thickness: 0.403
    • Inlet Port Diameter: 1.222
    • Material: Aluminum
    • Meets / Exceeds OEM?: Yes
    • Overall Height IN: 2.400
    • Style: W/ Thermostat
    • Thermostat Included?: Included
    • Type: Integrated Thermostat Housing
Brand: Four Seasons
Additional Fitment Information:
Vehicle
2003 - Hummer H2
Four Seasons
2007 Hummer H3 Engine Coolant Thermostat Housing Four Seasons - Thermostat Housing

P311-419DBB1    85948  New

W98478 , 48718 , 538187 , 12622316 , 12620113 , 6052062 , 85948 , 902847 , 12579956 , 1511073 , 815766 , 34045

Qty:
30.15
Four Seasons Engine Coolant Thermostat Housing
  • Integrated Thermostat Housing
  • ; with Thermostat
  • Engine Coolant Integrated Thermostat Housing
  • Thermostat Housing
  • Product Attributes:
    • Description: Engine Coolant Components
    • Flange Thickness: 0.375
    • Inlet Port Diameter: 1.250
    • Material: Aluminum
    • Meets / Exceeds OEM?: Yes
    • Outlet Port Diameter: 31.000
    • Overall Height IN: 5.750
    • Style: W/ Thermostat
    • Thermostat Included?: Included
    • Type: Integrated Thermostat Housing
Brand: Four Seasons
Additional Fitment Information:
Vehicle
2007 - Hummer H3
ACDelco
2010 Hummer H3T Engine Coolant Thermostat Housing 8 Cyl 5.3L ACDelco - Water Outlet

P311-3269184    W0133-1866065  New

Qty:
33.60
ACDelco Engine Coolant Thermostat Housing
  • This Original Equipment Manufacturer part is the same part that was made & installed by the car manufacturer at the factory where the car was produced.
  • Genuine GM
  • Water Outlet
Brand: ACDelco
Additional Fitment Information:
Vehicle Block Engine CID CC
2010 - Hummer H3T V 8 Cyl 5.3L 325 5328