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Shop By Brand

The Following brands are available based on your search.

  • ACDelco
    ACDelco
  • Gates
    Gates
  • Jet Performance
    Jet Performance
  • Motorad
    Motorad
  • Stant
    Stant

Best Selling Genuine Hummer Thermostats

  • We Stock the following top leading brands, including Gates, ACDelco, Stant
  • Constantly Updated Inventory of Hummer Replacement Thermostat Parts

We stock Thermostat parts for most Hummer models, including H1, H2, H3, H3T.

Gates
2003 Hummer H2 Engine Coolant Thermostat Gates

P311-2C67B67    W0133-1686955  New

Qty:
$42.01
Gates Engine Coolant Thermostat
  • OE Type
  • with Three Bolt Pattern
Brand: Gates
This Product is Eligible for Free Ground Shipping
Additional Fitment Information:
Vehicle
2003 - Hummer H2
ACDelco
2003 Hummer H2 Engine Coolant Thermostat ACDelco

P311-03992A8    W0133-1686955  New

Qty:
$86.50
ACDelco Engine Coolant Thermostat
  • 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.
  • GM Original Equipment
  • with Three Bolt Pattern
  • Includes Coolant Outlet Housing and O-Ring. Used On Pumps with Casting # 12562459. If Water Pump Has Been Replaced By 2004 or Newer Pump, Must Also Use 2004 or Newer Inlet.
Brand: ACDelco
This Product is Eligible for Free Ground Shipping
Additional Fitment Information:
Vehicle
2003 - Hummer H2
Gates
2004 Hummer H2 Engine Coolant Thermostat Gates

P311-2C67B67    W0133-1686955  New

Qty:
$42.01
Gates Engine Coolant Thermostat
  • OE Type
  • with Housing and with Three Bolt Pattern
Brand: Gates
This Product is Eligible for Free Ground Shipping
Additional Fitment Information:
Vehicle
2004 - Hummer H2
ACDelco
2004 Hummer H2 Engine Coolant Thermostat ACDelco

P311-03992A8    W0133-1686955  New

Qty:
$86.50
ACDelco Engine Coolant Thermostat
  • 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.
  • GM Original Equipment
  • with Housing and with Three Bolt Pattern
  • Includes Coolant Outlet Housing and O-Ring. Used On Pumps with Casting # 12562459. If Water Pump Has Been Replaced By 2004 or Newer Pump, Must Also Use 2004 or Newer Inlet.
Brand: ACDelco
This Product is Eligible for Free Ground Shipping
Additional Fitment Information:
Vehicle
2004 - Hummer H2
Gates
2004 Hummer H2 Engine Coolant Thermostat Gates - with O-Ring

P311-1093638    W0133-1783286  New

Qty:
$22.61
Gates Engine Coolant Thermostat
  • OE Type
  • w/o Housing
  • with O-Ring
Brand: Gates
This Product is Eligible for Free Ground Shipping
Additional Fitment Information:
Vehicle
2004 - Hummer H2
ACDelco
2004 Hummer H2 Engine Coolant Thermostat ACDelco - w/o O-Ring

P311-3D33C49    W0133-1783286  New

Qty:
$48.70
ACDelco Engine Coolant Thermostat
  • 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.
  • GM Original Equipment
  • w/o Housing
  • w/o O-Ring
Brand: ACDelco
This Product is Eligible for Free Ground Shipping
Additional Fitment Information:
Vehicle
2004 - Hummer H2
ACDelco
2003 Hummer H2 Engine Coolant Thermostat ACDelco

P311-3787E2C    W0133-1783287  New

Qty:
$89.25
ACDelco Engine Coolant Thermostat
  • 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.
  • GM Original Equipment
  • with Two Bolt Pattern
  • Includes Coolant Outlet Housing and Gasket
Brand: ACDelco
Free Ground Shipping on this item
Additional Fitment Information:
Vehicle
2003 - Hummer H2
ACDelco
2004 Hummer H2 Engine Coolant Thermostat ACDelco

P311-3787E2C    W0133-1783287  New

Qty:
$89.25
ACDelco Engine Coolant Thermostat
  • 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.
  • GM Original Equipment
  • with Housing and with Two Bolt Pattern
  • Includes Coolant Outlet Housing and Gasket
Brand: ACDelco
Free Ground Shipping on this item
Additional Fitment Information:
Vehicle
2004 - Hummer H2
ACDelco
2007 Hummer H2 Engine Coolant Thermostat ACDelco

P311-0277E91    W0133-1821992  New

Qty:
$89.25
ACDelco Engine Coolant Thermostat
  • 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.
  • GM Original Equipment
  • Includes Gasket
Brand: ACDelco
Free Ground Shipping on this item
Additional Fitment Information:
Vehicle
2007 - Hummer H2
ACDelco
2006 Hummer H3 Engine Coolant Thermostat ACDelco

P311-1A388FE    W0133-1972338  New

Qty:
$69.38
ACDelco Engine Coolant Thermostat
  • 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.
  • GM Original Equipment
  • Includes Coolant Outlet Housing and O-Ring
Brand: ACDelco
This Product is Eligible for Free Ground Shipping
Additional Fitment Information:
Vehicle
2006 - Hummer H3
Gates
2006 Hummer H3 Engine Coolant Thermostat Gates

P311-0FFCBA3    W0133-1972338  New

Qty:
$89.35
Gates Engine Coolant Thermostat
  • OE Type
  • Includes Coolant Outlet Housing and O-Ring
Brand: Gates
Free Ground Shipping on this item
Additional Fitment Information:
Vehicle
2006 - Hummer H3
ACDelco
2007 Hummer H3 Engine Coolant Thermostat ACDelco

P311-1A388FE    W0133-1972338  New

Qty:
$69.38
ACDelco Engine Coolant Thermostat
  • 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.
  • GM Original Equipment
Brand: ACDelco
This Product is Eligible for Free Ground Shipping
Additional Fitment Information:
Vehicle
2007 - Hummer H3
Gates
2003 Hummer H2 Engine Coolant Thermostat Gates

P311-2C67B67    W0133-1686955  New

Qty:
$42.01
Gates Engine Coolant Thermostat
  • OE Type
  • with Three Bolt Pattern
  • Includes Coolant Outlet Housing and O-Ring. Used On Pumps with Casting # 12562459. If Water Pump Has Been Replaced By 2004 or Newer Pump, Must Also Use 2004 or Newer Inlet.
Brand: Gates
This Product is Eligible for Free Ground Shipping
Additional Fitment Information:
Vehicle
2003 - Hummer H2
Gates
2004 Hummer H2 Engine Coolant Thermostat Gates

P311-2C67B67    W0133-1686955  New

Qty:
$42.01
Gates Engine Coolant Thermostat
  • OE Type
  • with Housing and with Three Bolt Pattern
  • Includes Coolant Outlet Housing and O-Ring. Used On Pumps with Casting # 12562459. If Water Pump Has Been Replaced By 2004 or Newer Pump, Must Also Use 2004 or Newer Inlet.
Brand: Gates
This Product is Eligible for Free Ground Shipping
Additional Fitment Information:
Vehicle
2004 - Hummer H2
Gates
2004 Hummer H2 Engine Coolant Thermostat Gates - with O-Ring

P311-1093638    W0133-1783286  New

Qty:
$22.61
Gates Engine Coolant Thermostat
  • OE Type
  • w/o Housing
  • with O-Ring
Brand: Gates
This Product is Eligible for Free Ground Shipping
Additional Fitment Information:
Vehicle
2004 - Hummer H2
Stant
2005 Hummer H2 Engine Coolant Thermostat 8 Cyl 6.0L Stant - Heavy-Duty Thermostat

P311-132AD71    14948  New

524-190 , 456-187 , 506186 , 1430846 , 30358 , 33963 , 12600171 , 12600172 , 12570358 , 12581595 , 12581594 , 92177005 , 12568911 , 14948

Qty:
$12.11
Stant Engine Coolant Thermostat
  • Temperature 186 Degrees With Seal Included W/GM Replacement Water Pump; Excludes Housing; OE Temperature
  • Heavy-Duty Thermostat
  • Original equipment design. Made of durable material for a long lasting life. Stainless steel assembly engineered for a smooth performance.
Brand: Stant
Additional Fitment Information:
Vehicle Block Engine CID CC
2005 - Hummer H2 V 8 Cyl 6.0L 364 5967
Stant
2007 Hummer H2 Engine Coolant Thermostat 8 Cyl 6.0L Stant - Heavy-Duty Thermostat

P311-132AD71    14948  New

524-190 , 456-187 , 506186 , 1430846 , 30358 , 33963 , 12600171 , 12600172 , 12570358 , 12581595 , 12581594 , 92177005 , 12568911 , 14948

Qty:
$12.11
Stant Engine Coolant Thermostat
  • Temperature 186 Degrees With Seal Included W/GM Replacement Water Pump; OE Temperature
  • Heavy-Duty Thermostat
  • Original equipment design. Made of durable material for a long lasting life. Stainless steel assembly engineered for a smooth performance.
Brand: Stant
Additional Fitment Information:
Vehicle Block Engine CID CC
2007 - Hummer H2 V 8 Cyl 6.0L 364 5967
Stant
2002 Hummer H1 Engine Coolant Thermostat 8 Cyl 6.5L Stant - OE Type Thermostat

P311-4C22889    14399  New

423-195 , 385190 , 32089 , 33922 , E5TZ8575C , 12559336 , 131-103

Qty:
$19.19
Stant Engine Coolant Thermostat
  • Temperature 190 Degrees With Seal Included OE Temperature
  • OE Type Thermostat
  • Original equipment design. Made of durable material for a long lasting life. Stainless steel assembly engineered for a smooth performance.
Brand: Stant
Additional Fitment Information:
Vehicle Block Engine CID CC
2002 - Hummer H1 V 8 Cyl 6.5L 395 -
Stant
2006 Hummer H1 Engine Coolant Thermostat 8 Cyl 6.6L Stant - OE Type Thermostat

P311-2C29ABC    14728  New

447-185 , 389195 , 31598 , 33946 , 97241129

Qty:
$14.99
Stant Engine Coolant Thermostat
  • Temperature 185 Degrees With Seal Included This part is also available in the Engine Coolant Thermostat Kit 121KT, which contains 10248 (Radiator Cap), 14738 (Engine Coolant Thermostat) and 74040 (Engine Coolant Temperature Sensor)
  • OE Type Thermostat
  • Original equipment design. Made of durable material for a long lasting life. Stainless steel assembly engineered for a smooth performance.
Brand: Stant
Additional Fitment Information:
Vehicle Block Engine CID CC
2006 - Hummer H1 V 8 Cyl 6.6L 400 -
Stant
2006 Hummer H1 Engine Coolant Thermostat 8 Cyl 6.6L Stant - OE Type Thermostat

P311-55990FA    14738  New

448-180 , 390180 , 31678 , 33947 , 97241130

Qty:
$12.49
Stant Engine Coolant Thermostat
  • Temperature 180 Degrees With Seal Included This part is also available in the Engine Coolant Thermostat Kit 121KT, which contains 10248 (Radiator Cap), 14728 (Engine Coolant Thermostat) and 74040 (Engine Coolant Temperature Sensor)
  • OE Type Thermostat
  • Original equipment design. Made of durable material for a long lasting life. Stainless steel assembly engineered for a smooth performance.
Brand: Stant
Additional Fitment Information:
Vehicle Block Engine CID CC
2006 - Hummer H1 V 8 Cyl 6.6L 400 -