Hummer H1 Thermostats

Your Hummer H1 will be happy to know that the search for the right Thermostats you’ve been looking for is over! Advance Auto Parts has 5 different Thermostats for your vehicle, ready for shipping or in-store pick up. The best part is, our Hummer H1 Thermostats start from as little as $29.99.

When it comes to your Hummer H1, you want parts and products from only trusted brands. Here at Advance Auto Parts, we work with only top reliable Thermostats brands so you can shop with complete confidence. We’re sure you will get the right product to keep that H1 running for a long time.

We even have reviews of our OEM and aftermarket Thermostats products to help you buy with confidence. Hear from other customers via the 32 reviews on parts for your Hummer H1.

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 Thermostats for your H1, visit one of our local Advance Auto Parts locations and you’ll be back on the road in no time!

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Compare 21 Hummer Thermostats

Motorad – Motorad Standard Thermostat: With Seal, 180 Degrees, 185 Degrees, 447448 (Part No.447448)

Motorad Standard Thermostat: With Seal, 180 Degrees, 185 Degrees, 447448

from

$49.99
Manufactured with OEM quality materials and safety standards by an OE Supplier. This thermostat 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.
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Carquest Premium – Carquest Standard Thermostat: With Seal, 187 Degrees, 14948 (Part No.14948)

Carquest Standard Thermostat: With Seal, 187 Degrees, 14948

from

$18.99
Carquest Premium Thermostats are manufactured with OEM quality materials and safety standards by an OE Supplier. This thermostat 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.
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Carquest Premium – Carquest Integrated Thermostat Housing: With Seal, 187 Degrees, 14298 (Part No.14298)

Carquest Integrated Thermostat Housing: With Seal, 187 Degrees, 14298

from

$22.99
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.
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Carquest Premium – Carquest Standard Thermostat: With Seal, 185 Degrees, 14728 (Part No.14728)

Carquest Standard Thermostat: With Seal, 185 Degrees, 14728

from

$43.99
Carquest Premium Thermostats are manufactured with OEM quality materials and safety standards by an OE Supplier. This thermostat 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.
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Carquest Premium – Carquest Standard Thermostat: With Seal, 180 Degrees, 14738 (Part No.14738)

Carquest Standard Thermostat: With Seal, 180 Degrees, 14738

from

$42.99
Carquest Premium Thermostats are manufactured with OEM quality materials and safety standards by an OE Supplier. This thermostat 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.
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Carquest Premium – Carquest Standard Thermostat: With Seal, 187 Degrees, 15158 (Part No.15158)

Carquest Standard Thermostat: With Seal, 187 Degrees, 15158

from

$34.99
Carquest Premium Thermostats are manufactured with OEM quality materials and safety standards by an OE Supplier. This thermostat 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.
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Carquest Premium – Carquest Standard Thermostat: With Seal, 195 Degrees, 14399 (Part No.14399)

Carquest Standard Thermostat: With Seal, 195 Degrees, 14399

from

$29.99
Carquest Premium Thermostats are manufactured with OEM quality materials and safety standards by an OE Supplier. This thermostat 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.
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Motorad UltraStats – Motorad UltraStats Thermostat: With Seal, 187 Degrees, 5456-187 (Part No.5456-187)

Motorad UltraStats Thermostat: With Seal, 187 Degrees, 5456-187

from

$28.99
UltraStat Thermostats are the toughest thermostats on the market. All heavy gauge stainless steel construction provides long-life durability, as well as complete corrosion resitance. Exclusive BLVT Valve technology minimizes thermal shock to cooling system components.
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Mr. Gasket – Mr. Gasket Thermostat – 180 Degree, 6368 (Part No.6368)

Mr. Gasket Thermostat - 180 Degree, 6368

from

$39.19
Designed to open at 180 degrees every time, regardless of engine rpm, and it’s high-flow design and brass and copper construction eliminate the damaging effects of cycling when you’re stuck in stop-and-go traffic. It includes the rubber gasket and has a pressure relief valve.
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Mr. Gasket – Mr. Gasket Thermostat – 160 Degree, 6367 (Part No.6367)

Mr. Gasket Thermostat - 160 Degree, 6367

from

$39.19
Designed to open at 160 degrees every time, regardless of engine rpm, and it’s high-flow design and brass and copper construction eliminate the damaging effects of cycling when you’re stuck in stop-and-go traffic. It includes the rubber gasket and has a pressure relief valve.
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Motorad – Motorad Standard Thermostat: With Seal, 187 Degrees, 524-190 (Part No.524-190)

Motorad Standard Thermostat: With Seal, 187 Degrees, 524-190

from

$17.49
Manufactured with OEM quality materials and safety standards by an OE Supplier. This thermostat 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.
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Motorad UltraStats – Motorad UltraStats UltraStat Thermostat – 187 Degrees, 5523-187 (Part No.5523-187)

Motorad UltraStats UltraStat Thermostat - 187 Degrees, 5523-187

from

$60.99
UltraStat Thermostats are the toughest thermostats on the market. All heavy gauge stainless steel construction provides long-life durability, as well as complete corrosion resitance. Exclusive BLVT Valve technology minimizes thermal shock to cooling system components.
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Motorad UltraStats – Motorad UltraStats UltraStat Thermostat – 160 Degrees, 5523-160 (Part No.5523-160)

Motorad UltraStats UltraStat Thermostat - 160 Degrees, 5523-160

from

$60.99
UltraStat Thermostats are the toughest thermostats on the market. All heavy gauge stainless steel construction provides long-life durability, as well as complete corrosion resitance. Exclusive BLVT Valve technology minimizes thermal shock to cooling system components.
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Carquest Premium – Carquest Standard Thermostat: With Seal, 180 Degrees, 456-180 (Part No.456-180)

Carquest Standard Thermostat: With Seal, 180 Degrees, 456-180

from

$48.99
Carquest Premium Thermostats are manufactured with OEM quality materials and safety standards by an OE Supplier. This thermostat 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.
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Carquest Premium – Carquest Standard Thermostat: With Seal, 180 Degrees, 423-180 (Part No.423-180)

Carquest Standard Thermostat: With Seal, 180 Degrees, 423-180

from

$43.99
Carquest Premium Thermostats are manufactured with OEM quality materials and safety standards by an OE Supplier. This thermostat 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.
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Carquest Premium – Carquest Standard Thermostat: With Seal, 160 Degrees, 523-160 (Part No.523-160)

Carquest Standard Thermostat: With Seal, 160 Degrees, 523-160

from

$38.99
Carquest Premium Thermostats are manufactured with OEM quality materials and safety standards by an OE Supplier. This thermostat 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.
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Carquest Premium – Carquest Integrated Thermostat Housing: With Seal, 180 Degrees, 379-180 (Part No.379-180)

Carquest Integrated Thermostat Housing: With Seal, 180 Degrees, 379-180

from

$36.99
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.
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Carquest Premium – Carquest Standard Thermostat: With Seal, 174 Degrees, 523-174 (Part No.523-174)

Carquest Standard Thermostat: With Seal, 174 Degrees, 523-174

from

$23.99
Carquest Premium Thermostats are manufactured with OEM quality materials and safety standards by an OE Supplier. This thermostat 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.
See More

Carquest Premium – Carquest Integrated Thermostat Housing: With Seal, 160 Degrees, 379-160 (Part No.379-160)

Carquest Integrated Thermostat Housing: With Seal, 160 Degrees, 379-160

from

$17.99
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.
See More

Carquest Premium – Carquest Standard Thermostat: With Seal, 180 Degrees, 523-180 (Part No.523-180)

Carquest Standard Thermostat: With Seal, 180 Degrees, 523-180

from

$17.99
Carquest Premium Thermostats are manufactured with OEM quality materials and safety standards by an OE Supplier. This thermostat 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.
See More

Carquest Premium – Carquest Standard Thermostat: With Seal, 160 Degrees, 456-160 (Part No.456-160)

Carquest Standard Thermostat: With Seal, 160 Degrees, 456-160

from

$7.99
Carquest Premium Thermostats are manufactured with OEM quality materials and safety standards by an OE Supplier. This thermostat 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.
See More