Thermostats & Parts
Thermostat Housing
GM
12706566
CTS. Wagon, 3.0, 3.6L. STS. 3.6l. Incl.Gasket,Housing and Thermostat. 3.0L, 3.6L, with direct injection.
$141.90
MSRP $264.63
Save $122.73
46.4% Off 
Thermostat Bypass Hose
GM
55492656
3.0L diesel. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$43.65
MSRP $70.22
Save $26.57
37.8% Off 
Thermostat Bypass Hose
GM
12589978
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$19.50
MSRP $33.92
Save $14.42
42.5% Off 
Thermostat Bypass Hose
GM
55509227
This GM Genuine part is designed, engineered and tested to rigorous standards, and are backed by General Motors
$40.53
MSRP $74.36
Save $33.83
45.5% Off 
Thermostat Bypass Hose
GM
12627054
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,...
$18.38
MSRP $31.96
Save $13.58
42.5% Off 
Engine Coolant Thermostat
GM
12559807
Controls the flow of coolant through your vehicle's radiator to help the engine reach and maintain its optimal operating temperature
$52.59
MSRP $96.48
Save $43.89
45.5% Off 
Thermostat Bypass Hose
GM
12673707
1.3l turbo. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$68.69
MSRP $112.38
Save $43.69
38.9% Off 
Engine Coolant Thermostat
GM
12559337
All models. 6.5l diesel. Controls the flow of coolant through your vehicle's radiator to help the engine reach and maintain its optimal...
$28.72
MSRP $52.70
Save $23.98
45.5% Off 
Engine Coolant Thermostat
GM
10207373
Controls the flow of coolant through the radiator to help your vehicle's engine reach and maintain its optimal operating temperature...
$11.86
MSRP $20.62
Save $8.76
42.5% Off 
Thermostat Bypass Pipe
GM
96814870
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
Original equipment parts...
$11.03
MSRP $18.70
Save $7.67
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