Hummer H3 Thermostat and Water Outlet Assemblies
Your Hummer H3 will be happy to know that the search for the right Thermostat and Water Outlet Assemblies you’ve been looking for is over! Advance Auto Parts has 3 different Thermostat and Water Outlet Assemblies for your vehicle, ready for shipping or in-store pick up. The best part is, our Hummer H3 Thermostat and Water Outlet Assemblies start from as little as $48.49.
When it comes to your Hummer H3, you want parts and products from only trusted brands. Here at Advance Auto Parts, we work with only top reliable Thermostat and Water Outlet Assemblies brands so you can shop with complete confidence. Some of our top Thermostat and Water Outlet Assemblies brands are Motorad and Carquest Premium. We’re sure you will get the right product to keep that H3 running for a long time.
We even have reviews of our OEM and aftermarket Thermostat and Water Outlet Assemblies products to help you buy with confidence. Hear from other customers via the 336 reviews on parts for your Hummer H3.
Shop online, find the best price on the right product, and have it shipped right to your door. If you prefer to shop in person for the right Thermostat and Water Outlet Assemblies for your H3, visit one of our local Advance Auto Parts locations and you’ll be back on the road in no time!
Compare 11 Hummer Thermostat and Water Outlet Assemblies
Motorad – Integrated Thermostat Housing: With Seal, 187 Degrees (Part No.538-187)
from
$60.99
Manufactured with OEM quality materials and safety standards by an OE Supplier. This integrated thermostat housing will meet and exceed the expectations of the OE thermostat to insure the best product for your cooling system. Stands up to even the most demanding automotive cooling systems. Manufactured with OEM specifications and processes. Copper case and wax compound assures rapid response to temperature changes in the coolant as well as the design and function of the housing. Offset design, air relief valve, and OEM style seals included where applicable.
Product Features:
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Product Features:
- High grade stainless steel and copper construction
- Meets or exceeds OEM standards
- Consistent and precise response to cooling system needs
- Original equipment design for worry-free direct fit replacement
- 100% tested and calibrated
Carquest Premium – Integrated Thermostat Housing: With Seal, 187 Degrees (Part No.14298)
from
$23.49
Carquest Premium Integrated Housing Thermostats are manufactured with OEM quality materials and safety standards by an OE Supplier. This integrated thermostat housing will meet and exceed the expectations of the OE thermostat to insure the best product for your cooling system. Stands up to even the most demanding automotive cooling systems. Manufactured with OEM specifications and processes. Copper case and wax compound assures rapid response to temperature changes in the coolant as well as the design and function of the housing. Offset design, air relief valve, and OEM style seals included where applicable.
Product Features:
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Product Features:
- High grade stainless steel and copper construction
- Meets or exceeds OEM standards
- Consistent and precise response to cooling system needs
- Original equipment design for worry-free direct fit replacement
- 100% tested and calibrated
Carquest Premium – Integrated Thermostat Housing: With Seal, 187 Degrees (Part No.48718)
from
$48.49
Carquest Premium Integrated Housing Thermostats are manufactured with OEM quality materials and safety standards by an OE Supplier. This integrated thermostat housing will meet and exceed the expectations of the OE thermostat to insure the best product for your cooling system. Stands up to even the most demanding automotive cooling systems. Manufactured with OEM specifications and processes. Copper case and wax compound assures rapid response to temperature changes in the coolant as well as the design and function of the housing. Offset design, air relief valve, and OEM style seals included where applicable.
Product Features:
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Product Features:
- All-in-one, bolt-on solution that includes everything needed for a complete job
- Includes thermostat, seal and housing
- Easy, one step fit and installation
- No special tools required
- Meets or exceeds all OEM standards
Motorad – Thermostat Kit: Includes Inlet, Thermostat and Seal, 187 Degrees (Part No.524KT)
from
$45.49
Kit includes thermostat, housing, and all necessary seals/gaskets to do the complete job. These individual parts are manufactured with OEM quality materials and safety standards by an OE Supplier. This thermostat and housing will meet and exceed the expectations of the OE thermostat to insure the best product for your cooling system. Stands up to even the most demanding automotive cooling systems. Manufactured with OEM specifications and processes. Copper case and wax compound assures rapid response to temperature changes in the coolant. Offset design, air relief valve, and OEM style seals included where applicable.
Product Features:
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Product Features:
- High grade stainless steel and copper construction
- Meets or exceeds OEM standards
- Consistent and precise response to cooling system needs
- Original equipment design for worry-free direct fit replacement
- 100% tested and calibrated
GM Genuine Parts – Engine Coolant Thermostat Water Inlet Assembly (Part No.15-11057)
from
$77.99
GM Genuine Parts Engine Coolant Thermostat Housing Assemblies are designed, engineered, and tested to rigorous standards, and are backed by General Motors. GM Genuine Parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE).
Product Features:
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Product Features:
- Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)
- GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle
- Original equipment parts are designed to work with your GM vehicle safety systems — aftermarket replacement parts may not meet the same OE safety regulations, depending on the part type
- GM regularly updates production and service part designs to integrate new materials and technologies
Dorman – Thermostat Assembly: Includes Housing, Thermostat, and O-Ring, 180 Degrees (Part No.902-2700)
from
$107.99
This replacement engine coolant thermostat housing assembly is engineered to match the fit and durability of the stock housing assembly on specified vehicles. It is designed to withstand extreme temperature changes to extend service life.
Product Features:
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Product Features:
- Ideal replacement – this engine coolant thermostat housing assembly directly replaces the original water outlet on specified vehicle years, makes and models
- Durable construction – this part is specifically designed to withstand extreme temperature changes and resist cracking and leaking
- Cost-effective and reliable – offers original manufacturer quality at lower cost than getting replacement at dealer
- Industry-leading design – professionally engineered by the aftermarket leader in replacement thermostat housing assemblies
Dorman – Thermostat Assembly: Includes Housing, Thermostat, and Gasket, 186 Degrees (Part No.902-700)
from
$33.99
This replacement engine coolant thermostat housing assembly is engineered to match the fit and durability of the stock housing assembly on specified vehicles. It is designed to withstand extreme temperature changes to extend service life.
Product Features:
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Product Features:
- Ideal replacement – this engine coolant thermostat housing assembly directly replaces the original water outlet on specified vehicle years, makes and models
- Durable construction – this part is specifically designed to withstand extreme temperature changes and resist cracking and leaking
- Cost-effective and reliable – offers original manufacturer quality at lower cost than getting replacement at dealer
- Industry-leading design – professionally engineered by the aftermarket leader in replacement thermostat housing assemblies
Dorman – Thermostat Assembly: Includes Housing (Part No.902-2836)
from
$74.99
This replacement engine coolant thermostat housing assembly is engineered to match the fit and durability of the stock housing assembly on specified vehicles. It is designed to withstand extreme temperature changes to extend service life.
Product Features:
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Product Features:
- Ideal replacement – this engine coolant thermostat housing assembly directly replaces the original water outlet on specified vehicle years, makes and models
- Durable construction – this part is specifically designed to withstand extreme temperature changes and resist cracking and leaking
- Cost-effective and reliable – offers original manufacturer quality at lower cost than getting replacement at dealer
- Industry-leading design – professionally engineered by the aftermarket leader in replacement thermostat housing assemblies
Dorman – Thermostat Assembly: Includes Housing and O-Ring, 160 Degrees (Part No.902-2701)
from
$56.99
This replacement engine coolant thermostat housing assembly is engineered to match the fit and durability of the stock housing assembly on specified vehicles. It is designed to withstand extreme temperature changes to extend service life.
Product Features:
See More
Product Features:
- Ideal replacement – this engine coolant thermostat housing assembly directly replaces the original water outlet on specified vehicle years, makes and models
- Durable construction – this part is specifically designed to withstand extreme temperature changes and resist cracking and leaking
- Cost-effective and reliable – offers original manufacturer quality at lower cost than getting replacement at dealer
- Industry-leading design – professionally engineered by the aftermarket leader in replacement thermostat housing assemblies
Factory Air – Water Outlet with Thermostat (Part No.85580)
Dorman – Thermostat Assembly: Includes Housing, Thermostat, and Gasket, 190 Degrees (Part No.902-847)
from
$49.49
This replacement engine coolant thermostat housing assembly is engineered to match the fit and durability of the stock housing assembly on specified vehicles. It is designed to withstand extreme temperature changes to extend service life.
Product Features:
See More
Product Features:
- Ideal replacement – this engine coolant thermostat housing assembly directly replaces the original water outlet on specified vehicle years, makes and models
- Durable construction – this part is specifically designed to withstand extreme temperature changes and resist cracking and leaking
- Cost-effective and reliable – offers original manufacturer quality at lower cost than getting replacement at dealer
- Industry-leading design – professionally engineered by the aftermarket leader in replacement thermostat housing assemblies
FAQs for Hummer H3 Thermostat and Water Outlet Assemblies
What are the most popular Thermostat and Water Outlet Assemblies for the Hummer H3?
With 3 brands you can trust, our most popular Thermostat and Water Outlet Assemblies for the Hummer H3 are:
from
$60.99
(16)
Integrated Thermostat Housing: With Seal, 187 Degrees
Thermostat and Water Outlet Assemblies
from
$48.49
(26)
Integrated Thermostat Housing: With Seal, 187 Degrees
Thermostat and Water Outlet Assemblies
from
$49.49
This product is not rated
Thermostat Assembly: Includes Housing, Thermostat, and Gasket, 190 Degrees
Thermostat and Water Outlet Assemblies
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