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Chevrolet Silverado 1500 HD Classic Thermostat

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We stock Genuine OEM Chevrolet Thermostat for your Chevrolet Silverado 1500 HD Classic. OEM thermostats are designed and manufactured to fit and function perfectly with your specific make and model of vehicle. They are designed to regulate the flow of coolant through your engine, ensuring that your engine operates at the correct temperature range. A malfunctioning thermostat can cause overheating, poor fuel efficiency, and potential engine damage, so replacing it with an OEM part can ensure optimal performance and reliability. Additionally, using an OEM thermostat can help ensure that the part is covered under the manufacturer's warranty. Manufacturer's Warranty Included. Guaranteed Fit. Experts standing by.

1999-2009 GM - Engine Coolant Thermostat Water Inlet Assembly

Part Number: 12600172

Notes: Includes Thermostat & Gasket. Includes Thermostat And Seal. Included with thermostat unit. Included with Water pump assembly.

Applications: 5.3L. 5.7L. 6.0L, 6.2L. 8 CYLINDER.

Other Names: Engine Coolant Thermostat Kit, 1048

Replaces: 12568911, 12581594

Description: This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors Original equipment parts...

MSRP $78.67

$43.56

2007-2025 GM - 187 Degrees Engine Coolant Thermostat with Seal

Part Number: 89018168

Notes: Includes Water Inlet Seal. Included with thermostat housing. Included with water pump assembly. Includes Coolant Temperature Sensor....

Applications: 5.3L. 4.3L. 6.6L GAS. 6.0L, 6.2L. 8 CYLINDER. 6 CYLINDER 2018-2019. 6.2L W/O SUPERCHARGER.

Other Names: Engine Coolant Thermostat, 15231

Replaces: 12587396, 89017851

Description: Controls the flow of coolant through your vehicle's radiator to help the engine reach and maintain its optimal operating temperature

MSRP $72.25

$40.03

2007-2025 GM - Water Inlet Seal

Part Number: 12587397

Notes: Included with thermostat housing. Included with water pump assembly. Included with water pump. Part cannot be reused/reinstalled.

Applications: 5.3L. 4.3L. 6.0L. 4.2L. 5.5L. 7.0L. 6.6L GAS. 8 CYLINDER. 6.2L W/O SUPERCHARGER.

Other Names: Thermostat Seal

Description: Helps close and prevent coolant from leaking out of your vehicle's cooling system components to maintain the proper engine temperature...

MSRP $10.84

$6.50

Thermostat

Part Number: 94859163

MSRP $40.80

$23.41

Thermostat

Part Number: 25205415

MSRP $58.69

$32.49

F Thermostat

Part Number: 97300790

Replaces: 97167498, 97231890, 97233418

MSRP $45.12

$25.89

F Thermostat

Part Number: 84824587

Replaces: 84463535

MSRP $74.44

$47.00

F Thermostat

Part Number: 98284133

MSRP $46.06

$26.43

F Thermostat

Part Number: 97300787

Replaces: 97167495, 97231887, 97263194

MSRP $45.12

$25.89

F Thermostat

Part Number: 84824718

Replaces: 84463534

MSRP $106.18

$66.07

F Thermostat

Part Number: 42900365

Replaces: 84984737, 85565148

MSRP $125.61

$78.16

Thermostat Bypass Hose

Part Number: 55497097

Other Names: F (S)Hose

Description: This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors

MSRP $67.88

$37.59

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