Cadillac CT6 Thermostat

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We stock Genuine OEM Cadillac Thermostat for your Cadillac CT6. 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.

2019-2024 Cadillac - Thermostat Bypass Hose

Part Number: 55487348
GM GM
Applications: 2.0L.
Other Names: Outlet Hose
Description: 2.0L turbo. CT4. 2019. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $83.46
$46.22

2013-2022 GM - Thermostat Bypass Hose

Part Number: 12627054
GM GM
Notes: Included with water outlet.
Applications: 2.5L.
Other Names: Hose
Description: 2014-2017, upper. Sedan, 2.0L turbo, upper. 2016-18, upper. Sedan, 2.5L. Coupe, 2.0L turbo, upper. This GM Genuine Part is designed,...
Backordered

2013-2023 GM - Thermostat Bypass Hose

Part Number: 12683114
GM GM
Notes: Included with by-pass pipe. Included with water outlet.
Applications: 2.0L.
Other Names: Hose
Replaces: 12634749
Description: CTS. Coupe, 2.0L turbo, lower. 2014-2017, lower. 2016-18, lower. Engine Oil Cooler. Inlet. This GM Genuine Part is designed, engineered,...
MSRP $13.18
$7.91

2014-2024 GM - Engine Coolant Thermostat

Part Number: 12661950
GM GM
Notes: Included with water manifold. Included with Water pump assembly.
Applications: 4.2L. 5.5L. 7.0L. 6.2L W/SUPERCHARGER.
Other Names: Thermostat, 1229
Description: CT6. 4.2L twin-turbo. Camaro. 7.0L. Corvette. Coolant manifold inlet. Controls the flow of coolant through your vehicle's radiator to...
MSRP $64.35
$35.63

2013-2023 GM - Engine Coolant Thermostat Housing

Part Number: 25201447
GM GM
Notes: Included with Water pump assembly. Includes Thermostat And Thermostat Gasket.
Applications: 1.5L, 2.0L. 2.0L (2014-17).
Other Names: Housing, 10938
Replaces: 12651603, 12679095
Description: Repairs leaking thermostat housings Manufactured to GM OE specification for fit, form, and function
MSRP $125.38
$68.44

2013-2023 GM - Thermostat Bypass Pipe Gasket

Part Number: 12627055
GM GM
Notes: Included with by-pass pipe.
Applications: 2.0L (2014-17).
Other Names: Gasket
Description: 2.5L, to pipe. By-pass tube. Envision. Coupe, 2.0L turbo. 2014-2017. Regal. Bypass Pipe to Water Pump Housing. 2016-18. Sedan, 2.5L....
MSRP $8.36
$5.24

2019-2020 Cadillac CT6 - Engine Coolant Thermostat Housing

Part Number: 12671038
GM GM
Applications: 4.2L.
Other Names: Thermostat Housing, 1237
Description: CT6. 4.2L twin-turbo. Repairs leaking thermostat housings Corrects engine overheating caused by a failed thermostat
MSRP $78.64
$43.55

2013-2023 GM - Engine Coolant Thermostat Housing Gasket

Part Number: 12630780
GM GM
Notes: Included with water inlet. Included with thermostat cover. Included with thermostat housing. Included with Water pump assembly.
Applications: 1.5L, 2.0L.
Other Names: Engine Coolant Thermostat Gasket
Description: Helps seal the gap between the exterior of your vehicle's thermostat housing and the exterior of the engine to help prevent leakage This...
MSRP $12.00
$7.20

2014-2024 GM - Engine Coolant Thermostat Housing Seal

Part Number: 12647181
GM GM
Notes: Included with water outlet. Included with thermostat housing.
Applications: 3.0L, 3.6L.
Other Names: Engine Coolant Thermostat Housing Seal
Description: This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $7.53
$5.36

2007-2025 GM - Water Inlet Seal

Part Number: 12587397
GM GM
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

2019-2024 Cadillac - Engine Coolant Thermostat Housing Inlet Pipe

Part Number: 55515456
GM GM
Notes: Includes Thermostat.
Applications: 2.0L.
Other Names: Outlet Assembly, Thermostat Housing, F (S)Pipe
Replaces: 55487346
Description: 2.0L turbo. CT4. CT5. CT6. 2019.
MSRP $124.53
$81.56

2019-2024 GM - Water Pump Bolt

Part Number: 11548003
GM GM
Notes: Included with oil cooler assembly.
Other Names: Oil Cooler Bolt, Thermostat Bolt, Adapter Bolt, Upper Timing Cover Screw, Ignition Coil Bolt, Engine Water Pump Bolt, Bolt
Description: 2023-25, m5x.8x25. 2020-22. 2.7L turbo, rwd. 2.7L turbo, awd. 1.2L. 2.0L turbo. 5.5L. 3.0L diesel. 5x25mm. 2019.
MSRP $7.02
$5.00

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