Water Pump for 2026 Cadillac CT4

1

Water Pump

GM

Description: GM OEM Water Pump (MPN: 12738952) maintains optimal engine cooling performance for Chevrolet Silverado and Sierra full-size trucks, as well as Colorado and Canyon mid-size pickups. This genuine General Motors replacement water pump circulates coolant throu ...

MSRP $334.66

$188.18

MSRP $334.66

$188.18

2

Water Pump Insulator

55507168

GM

Notes: PARTS: Part included with water pump.

Description: The GM Water Pump Insulator (MPN: 55507168) is a genuine OEM component engineered to regulate coolant temperature and protect engine components in select GM vehicles equipped with turbocharged engines. This authentic General Motors part delivers factory-st ...

MSRP $5.13

$3.48

MSRP $5.13

$3.48

3

Water Inlet

12734311

GM

Notes: PARTS: Part has related component that cannot be reused/reinstalled; gasket.

Description: Genuine GM OEM Water Inlet (MPN: 12734311) for Silverado, Sierra, and CT4 models equipped with 2.7L turbo engines. This authentic General Motors water inlet manages coolant flow through your engine's cooling system, ensuring optimal temperature regulation ...

MSRP $91.11

$60.56

MSRP $91.11

$60.56

4

Water Pump Inlet Gasket

12665975

GM

Notes: PARTS: Part included with water inlet. Part cannot be reused/reinstalled.

Description: Genuine GM OEM Water Pump Inlet Gasket (MPN: 12665975) is engineered to seal the connection between the water pump and engine block on 2.7L turbo Chevrolet Silverado and GMC Sierra models. This critical cooling system component prevents coolant leaks and m ...

MSRP $1.88

$1.12

MSRP $1.88

$1.12

5

F Pipe

12735886

GM

Description: Genuine GM OEM F Pipe exhaust manifold outlet (MPN: 12735886) for 2.7L turbo engines in Chevrolet Silverado, GMC Sierra, Chevrolet Colorado, and Cadillac CT4 models manufactured from August 26, 2022 onward. This OEM exhaust component directs gases from the ...

$89.09

6

Exhaust Manifold Outlet Pipe Gasket

12665976

GM

Notes: PARTS: Part cannot be reused/reinstalled.

Description: The GM Genuine Exhaust Manifold Outlet Pipe Gasket (MPN: 12665976) is an essential engine sealing component engineered to prevent exhaust leaks and maintain proper engine performance on 2.7L turbocharged Silverado and Sierra models. This OEM gasket ensures ...

MSRP $4.20

$2.85

MSRP $4.20

$2.85

7

Inlet Pipe

12721220

GM

Description: Genuine GM OEM Inlet Pipe (MPN: 12721220) designed for 2.7L turbo engines, delivering reliable coolant flow management to the thermostat housing and flow control valve assembly. This authentic General Motors component ensures proper thermal regulation acro ...

MSRP $32.69

$23.39

MSRP $32.69

$23.39

8

F (S)Pipe

12711707

GM

Description: Genuine GM OEM F-Pipe (MPN: 12711707) designed for 2.7L turbocharged engines in select Cadillac CT4 models. This turbocharger bypass pipe routes coolant flow from the turbo directly to the water pump, ensuring optimal thermal management and engine performa ...

MSRP $83.42

$47.51

MSRP $83.42

$47.51

9

Outlet Pipe

12737813

GM

Description: Genuine GM OEM Heater Outlet Pipe (MPN: 12737813) designed for Chevrolet Silverado and GMC Sierra trucks equipped with the 2.7L turbo engine and CT4 platform. This factory heater outlet pipe maintains proper coolant circulation and temperature regulation t ...

MSRP $71.72

$46.57

MSRP $71.72

$46.57

10

Control Valve

12745931

GM

Notes: PARTS: Part has related component that cannot be reused/reinstalled; gasket.

Description: Genuine GM OEM Control Valve (MPN: 12745931) for Colorado and Canyon models ensures optimal transmission or fluid system performance. This authentic General Motors replacement part is engineered to precise factory specifications for reliable operation in s ...

MSRP $350.11

$218.52

MSRP $350.11

$218.52

11

Control Valve Seal

12666026

GM

Notes: PARTS: Part included with control valve. Part cannot be reused/reinstalled.

Description: GM part number 12666026 is a genuine General Motors thermostat bypass pipe gasket / control valve seal used in the cooling system of several GM 2.7L turbocharged engines. Sources describe it as a Therm Bypass Pipe Gasket and a Control Valve Seal depending ...

MSRP $2.19

$1.48

MSRP $2.19

$1.48

12

Engine Coolant Temperature Sensor

55489870

GM

Notes: PARTS: Part included with control valve.

Description: The Genuine GM OEM Engine Coolant Temperature Sensor (MPN: 55489870) is an essential engine management component that monitors coolant temperature and regulates engine performance for optimal thermal efficiency. This original equipment manufacturer sensor ...

MSRP $9.64

$6.54

MSRP $9.64

$6.54

12

Engine Coolant Temperature Sensor

55497116

GM

Description: The Genuine GM OEM Engine Coolant Temperature Sensor (MPN: 55497116) is an essential engine management component that monitors coolant temperature and regulates optimal engine performance across select GM vehicles. This original equipment manufacturer part ...

MSRP $13.26

$7.90

MSRP $13.26

$7.90

12

Engine Coolant Temperature Sensor

12673064

GM

Description: The Genuine GM OEM Engine Coolant Temperature Sensor (MPN: 12673064) monitors engine coolant temperature and alerts the driver to overheating conditions, ensuring your engine runs at optimal operating temperature. This OEM coolant temp sensor is designed f ...

MSRP $26.38

$15.72

MSRP $26.38

$15.72

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Water Pump for 2026 Cadillac CT4