Thermostats & Parts
availability
Thermostat W/Seal
GM
97241129
Silverado, sierra. 6.6l. 185 degrees. All models. 6.6l. 6.6L, front. Express, savana. 6.6l diesel. 185 degree. Controls the flow of...
$38.53
MSRP $71.82
Save $33.29
46.4% Off 
Engine Coolant Outlet O-Ring
GM
12671039
CT6. Water outlet. 4.2L twin-turbo. Helps prevent leakage from the engine coolant outlet
This GM Genuine Part is designed, engineered,...
$4.72
MSRP $8.20
Save $3.48
42.4% Off 
Multi-Purpose Bolt
GM
55576192
1.8L. Fastens vehicle's components together
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed...
$3.34
MSRP $5.09
Save $1.75
34.4% Off 
Multi-Purpose O-Ring
GM
13131733
2nd Design. Pipe From Lower Radiator Hose to Rear of Engine. This GM Genuine Part is designed, engineered, and tested to rigorous...
$5.23
MSRP $9.10
Save $3.87
42.5% Off 
Heater Inlet and Outlet Pipe
GM
12644554
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
Original equipment parts...
$62.97
MSRP $117.86
Save $54.89
46.6% Off 
Engine Coolant Thermostat O-Ring
GM
12680544
6.6L diesel, 185 deg therm. Silverado, Sierra 2500 HD. Silverado, Sierra 3500 HD. 6.6L diesel, 180 deg therm. Seals your vehicle's...
$8.05
MSRP $14.00
Save $5.95
42.5% Off 
Water Pump Outlet Pipe
GM
12703917
1.3l turbo. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$93.54
MSRP $153.51
Save $59.97
39.1% Off 
Radiator Surge Tank Outlet Pipe
GM
84097810
2.0L, reservoir & hoses. Allows coolant to move through your vehicle's cooling system
This GM Genuine Part is designed, engineered, and...
$15.24
MSRP $23.67
Save $8.43
35.6% Off 
Engine Coolant Thermostat Housing
GM
12605853
2011-2013. Regal. 2nd Design. Outlet Pipe Parallel to Inlet Pipe. Solstice. 2.0l. Houses the thermostat and allows connection between...
$112.23
MSRP $209.98
Save $97.75
46.6% Off 
Water Pump Housing Gasket
GM
12583048
Upper Housing. All Required. 4.0L, upper. May be made from fiber or a rubberized composite material
This GM Genuine Part is designed,...
$13.94
MSRP $28.53
Save $14.59
51.1% Off 
Engine Coolant Thermostat Housing Gasket
GM
12643149
6.6L diesel. Helps seal the gap between the exterior of your vehicle's thermostat housing and the exterior of the engine to help prevent...
$5.39
MSRP $9.38
Save $3.99
42.5% Off 
Engine Coolant Heater Exhaust Pipe
GM
55497416
2.0L turbo. Exhaust heater outlet. CT4. Allows coolant to move through your vehicle's cooling system
This GM Genuine Part is designed,...
$122.04
MSRP $200.29
Save $78.25
39.1% Off 
Water Pump Inlet Pipe Seal
GM
55570238
Inlet. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$10.70
MSRP $15.49
Save $4.79
30.9% Off 
F (S)Hose
GM
40009056
3.0L diesel. Silverado, sierra. 2020-22. Escalade ESV. Suburban. Tahoe. Yukon XL.
$64.79
MSRP $106.32
Save $41.53
39.1% Off 
Thermostat Bypass Pipe Seal
GM
25195819
All Required. Oil Cooler Outlet Pipe. Filter Cap Marked UFI. This GM Genuine Part is designed, engineered, and tested to rigorous...
$6.46
MSRP $11.24
Save $4.78
42.5% Off 
Engine Oil Cooler Inlet Pipe
GM
12696840
3.0L twin-turbo. Helps prevent excessive engine oil temperatures to limit oil break down by oxidation
Uses proper connections to help...
$53.17
MSRP $86.91
Save $33.74
38.8% Off 
Auxiliary Radiator Outlet Hose
GM
84128556
3.6L, with heavy duty cooling, #1. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by...
$103.77
MSRP $161.79
Save $58.02
35.9% Off 
Gasket
GM
12642687
CTS. 3.6l. O-rings. Sedan, 3.6L twin-turbo, turbo components, water return tube. Coupe, 3.6L twin-turbo, turbo components, water return...
$9.80
MSRP $14.96
Save $5.16
34.5% Off 
Crankshaft Front Oil Seal
GM
10191640
All models. 6.2L diesel. 8 cylinder, diesel. 8 cylinder, gas, 454 engine. 6.5L. 7.4L 8 cylinder, gas. Express, savana. 7.4l. Seals the...
$21.28
MSRP $34.80
Save $13.52
38.9% Off 
Engine Coolant Water Outlet
GM
12556594
All models. 5.0l, 5.7l. Express, savana. 5.0l, 5.7l. 1/2, 3/4 & 1 ton, 1996 new style, 5.0, 5.7L. Thick base helps prevent leaks by...
$24.23
MSRP $45.16
Save $20.93
46.3% Off 
Engine Coolant Thermostat Housing Seal
GM
55578957
1.8L. Sonic. Cruze, Cruze Limited. 2009-11. G3. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is...
$9.56
MSRP $16.61
Save $7.05
42.4% Off 
Water Outlet Seal
GM
12690764
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
Original equipment...
$5.47
MSRP $9.55
Save $4.08
42.7% Off 
Engine Coolant Outlet Pipe Seal
GM
94011604
Upper Thermostat Housing to Pipe. 6.6L diesel. Helps prevent leakage from the engine coolant outlet
This GM Genuine Part is designed,...
$6.27
MSRP $10.90
Save $4.63
42.5% Off 
Engine Coolant Outlet O-Ring
GM
12623461
Lower Thermostat Housing to Heater Outlet Pipe. Engine Cooling. Reservoir Outlet Pipe. Wagon, 3.0, 3.6L. 2.8L. This GM Genuine Part is...
$5.97
MSRP $10.38
Save $4.41
42.5% Off 
Water Pump Inlet Gasket
GM
12665975
2.7L turbo. Silverado, sierra. May be made from fiber or a rubberized composite material
$1.08
MSRP $1.88
Save $0.80
42.6% Off 
Engine Coolant Thermostat w/Seal
GM
12632948
S-series. 4.3l. 6 cylinder, with high output. Astro, Safari. Cpi, mpi. All models. Express, savana. 2003-14. Silverado, sierra. 4.3l....
$30.81
MSRP $57.42
Save $26.61
46.3% Off 
Engine Coolant Thermostat Housing
GM
25201447
Repairs leaking thermostat housings
Manufactured to GM OE specification for fit, form, and function
$68.70
MSRP $128.52
Save $59.82
46.5% Off 
Outlet Pipe Seal (Single)
GM
90537379
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$16.81
MSRP $26.12
Save $9.31
35.6% Off 
Engine Oil Cooler Coolant Outlet Pipe Seal
GM
25195820
All Required. Oil Cooler Outlet Pipe. Filter Cap Marked UFI. This GM Genuine Part is designed, engineered, and tested to rigorous...
$5.32
MSRP $8.12
Save $2.80
34.5% Off 
Engine Coolant Thermostat with Water Inlet
GM
55492938
Cascada. Helps retain the thermostat to monitor the flow of coolant through your vehicle's engine and radiator
Manufactured to GM...
$59.02
MSRP $110.41
Save $51.39
46.5% Off 
Thermal Bypass Pipe
GM
55499102
1.6L. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
Original equipment...
$60.95
MSRP $114.04
Save $53.09
46.6% Off 
Cooler Pipe
GM
86824568
Corvette. 5.5l. Without turbo. Inlet/outlet.
$107.37
MSRP $167.41
Save $60.04
35.9% Off 
180 Degrees Engine Coolant Thermostat
GM
19316307
City Express. Inlet. Controls the flow of coolant through your vehicle's radiator to help the engine reach and maintain its optimal...
$17.23
MSRP $32.12
Save $14.89
46.4% Off 
Drive Motor Battery Coolant Cooler Inlet Hose
GM
23384262
Drive motor battery cooling, valve to pump, long. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is...
$46.04
MSRP $75.29
Save $29.25
38.8% Off 
Drive Motor Power Inverter Module Cooling Outlet Hose
GM
23323575
Drive motor module cooling, from inverter. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed...
$8.08
MSRP $12.33
Save $4.25
34.5% Off 
Engine Coolant Heater Exhaust Pipe
GM
55506316
Allows coolant to move through your vehicle's cooling system
This GM Genuine Part is designed, engineered, and tested to rigorous...
$25.02
MSRP $40.92
Save $15.90
38.9% Off 
Engine Coolant Pipe
GM
86506690
Outlet pipe. Front cooling, outer.
$179.11
MSRP $279.52
Save $100.41
35.9% Off 
Upper Hose
GM
85650485
Rear, 2024-25. Rear, 2026. 2026, with charger. Rear, 2024-2025.
$32.80
MSRP $61.14
Save $28.34
46.4% Off 
Engine Coolant Thermostat Housing Gasket
GM
55496954
Silverado, sierra. 3.0L diesel. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General...
$0.72
MSRP $1.26
Save $0.54
42.9% Off 
Front Hose
GM
84848583
Rear, 2024-25. Rear, 2026. 2026, with charger. Rear, 2024-2025.
$15.32
MSRP $28.56
Save $13.24
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