Thermostats & Parts
availability
Engine Coolant Thermostat O-Ring
GM
12551507
O-Ring. 6 cylinder, with high output. 4.3L. 2nd Design. Dual Thermostat. Diesel. 2003-14. All models. 8 cylinder, 1993-97. 1/2, 3/4 & 1...
$8.26
MSRP $11.80
Save $3.54
30% Off 
Thermostat Bypass Pipe Gasket
GM
12635750
1.5L turbo. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
Original...
$5.74
MSRP $8.20
Save $2.46
30% Off 
Engine Coolant Thermostat Housing
GM
12642720
Silverado, sierra. 6.6l. 6.6L diesel. Repairs leaking thermostat housings
$150.23
MSRP $214.62
Save $64.39
30% Off 
Engine Coolant Thermostat O-Ring
GM
96143112
2007-08. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$1.88
MSRP $2.68
Save $0.80
29.9% Off 
Thermostat Bypass Pipe Gasket
GM
55574008
1.6L. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
Original equipment...
$20.90
MSRP $26.21
Save $5.31
20.3% Off 
Engine Coolant Thermostat Gasket
GM
10144187
Gasket. 6 cylinder, without high output.
$2.14
MSRP $2.68
Save $0.54
20.1% Off 
Engine Coolant Thermostat Housing
GM
12618159
2.4L. Equinox, Terrain. Captiva Sport. Houses the thermostat and allows connection between the radiator hose and the engine
This GM...
$94.53
MSRP $135.04
Save $40.51
30% Off 
Engine Coolant Thermostat Housing
GM
97383685
Housing. Option 2. 6.6L. Houses the thermostat and allows connection between the radiator hose and the engine
This GM Genuine Part is...
$286.36
MSRP $358.84
Save $72.48
20.2% Off 
Engine Coolant Thermostat Gasket
GM
55487536
1.2L. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$26.39
MSRP $37.69
Save $11.30
30% Off 
Engine Coolant Thermostat Kit
GM
40009452
Suburban. Tahoe. Yukon. Control Valve. Incl.Gasket. 2023-26 3.0L diesel.
$148.57
MSRP $186.18
Save $37.61
20.2% Off 
Engine Coolant Thermostat Gasket
GM
10130979
Water Inlet to Timing Cover.
$6.54
MSRP $8.20
Save $1.66
20.2% Off No results found for "Thermostat". Here are some helpful search tips:
- Search by a part name. Example: water pump.
- Be less specific. Example: brake instead of ceramic brake.
- Remove information such as make, year or model.
- Can't find the part you are looking for? Contact us and we'll find it for you!