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.
$136.28
MSRP $264.63
Save $128.35
48.5% Off 
Thermostat Bypass Hose
GM
12589978
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$17.81
MSRP $33.92
Save $16.11
47.5% Off 
Thermostat Bypass Hose
GM
55509227
This GM Genuine part is designed, engineered and tested to rigorous standards, and are backed by General Motors
$39.04
MSRP $74.36
Save $35.32
47.5% 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,...
$16.78
MSRP $31.96
Save $15.18
47.5% 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
$50.65
MSRP $96.48
Save $45.83
47.5% 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
$67.25
MSRP $112.38
Save $45.13
40.2% 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...
$27.67
MSRP $52.70
Save $25.03
47.5% 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...
$10.83
MSRP $20.62
Save $9.79
47.5% 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
$42.04
MSRP $70.22
Save $28.18
40.1% 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...
$9.82
MSRP $18.70
Save $8.88
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