Subaru Thermostats

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Can a Car Work Without a Thermostat?

A car's thermostat is crucial for regulating the engine's operating temperature, preventing overheating, and ensuring efficient fuel efficiency. It regulates the flow of coolant through the engine and radiator and ensures a consistent cabin warm-up. While some may temporarily remove the thermostat, it's not recommended for regular use due to inefficient engine performance, increased wear and tear, and potential overheating issues. If concerns arise, it's best to replace the thermostat with a manufacturer-recommended part.

Other Parts

  1. Spark Plugs

    Spark plugs are crucial in an internal combustion engine's ignition system, creating a spark that ignites the air-fuel mixture.

  2. Alternators

    Alternators are essential for converting mechanical energy into electrical power, charging the battery, and powering electrical systems.

  3. Radiators

    Radiators are essential for engine cooling and heat dissipation, transferring heat from the engine coolant to the surrounding air.

Buy Cheap Genuine Subaru Thermostats at Devil Subaru Parts

Feel free to browse through our catalog and have your orders delivered directly to you! Please contact us with your inquiries and concerns.

Thermostat
Part Number: 21210AA120
Subaru Subaru
Other Names: Thermostat And Gasket Ay
Description: Legacy. Without turbo. Outback.
Fits:
  • Subaru:
    • Legacy,
    • Outback
MSRP $33.75
$23.09
MSRP $33.75
$23.09
Thermostat
Part Number: 21210AA181
Subaru Subaru
Options: Lower
Other Names: Thermostat And Gasket Ay
Replaces: 21210AA180
Description: Forester. Lower. BRZ. No.2 (at water pump). 2.5L without turbo, 2011-13.
Notes: Includes Gasket.
Fits:
  • Subaru:
    • BRZ,
    • Forester
MSRP $33.25
$23.14
MSRP $33.25
$23.14
Thermostat
Part Number: 21210AA260
Subaru Subaru
Other Names: Thermostat And Gasket Ay
Description: 2.5L. Legacy, Outback. XV Crosstrek, Crosstrek.
Notes: Includes Gasket.
Fits:
  • Subaru:
    • Crosstrek,
    • Impreza,
    • Legacy,
    • Outback,
    • XV Crosstrek
MSRP $58.25
$39.84
MSRP $58.25
$39.84
Thermostat
Part Number: 21210AA221
Subaru Subaru
Options: Front
Other Names: Thermostat And Gasket Ay
Replaces: 21210AA220
Description: WRX. 2.0L. Front. Ascent. Forester. With turbo.
Notes: Includes Gasket. Part has related components that cannot be reused/reinstalled. gasket.
Fits:
  • Subaru:
    • Ascent,
    • Forester,
    • WRX
MSRP $39.43
$26.97
MSRP $39.43
$26.97
Thermostat
Part Number: 21210AA160
Subaru Subaru
Other Names: Thermostat And Gasket Ay
Description: Legacy. With turbo.
Fits:
  • Subaru:
    • Legacy,
    • Outback
MSRP $40.50
$27.70
MSRP $40.50
$27.70
Thermostat Cover
Part Number: 11060AA190
Subaru Subaru
Other Names: Thermostat Housing, Cover Thermo
Description: 3.6L. Legacy/Outback. 2008-14. Tribeca.
Fits:
  • Subaru:
    • Legacy,
    • Outback,
    • Tribeca
MSRP $23.15
$16.11
MSRP $23.15
$16.11
Thermostat Unit
Part Number: 21200AA230
Subaru Subaru
Other Names: Thermostat Assembly
Description: 2.5L with turbo.
Notes: Included with thermostat.
Fits:
  • Subaru:
    • Legacy,
    • Outback
MSRP $33.03
$22.99
MSRP $33.03
$22.99
Thermostat Unit
Part Number: 21210AA030
Subaru Subaru
Other Names: Thermostat, Repair Kit, Thermostat And Gasket Ay
Description: 3.6L. Legacy, Outback. Forester. 2.5L, 2005. 2.0L, with gasket.
Fits:
  • Subaru:
    • Baja,
    • Forester,
    • Impreza,
    • Legacy,
    • Outback,
    • WRX STI
MSRP $34.77
$23.78
MSRP $34.77
$23.78
Thermostat Housing
Part Number: 11060AA061
Subaru Subaru
Other Names: Thermostat Cover, Water Inlet, Engine Coolant Thermostat Housing, Cover Thermo
Replaces: 11060AA060
Notes: Included with repair kit. Included with thermostat unit.
Fits:
  • Subaru:
    • Baja,
    • Forester,
    • Impreza,
    • Legacy,
    • Outback,
    • SVX,
    • WRX STI
MSRP $34.12
$23.34
MSRP $34.12
$23.34
Thermostat Housing
Part Number: 11060aa071
Subaru Subaru
Other Names: Thermostat Cover, Cover Thermo
Replaces: 11060AA050, 11060AA070
Description: Without turbo. Manual trans. 2.5L, 2002-05. Forester. All. Impreza. 2.5l. 2.5L, 2005. 2.5L, 2006-07. Baja. Legacy/Outback. 2.5l.
Fits:
  • Subaru:
    • Baja,
    • Forester,
    • Impreza,
    • Legacy,
    • Outback
MSRP $26.82
$18.66
MSRP $26.82
$18.66
Thermostat Cover
Part Number: 11060aa150
Subaru Subaru
Other Names: Thermostat Housing, Cover Thermo
Description: Legacy/Outback. 3.0l. 2006-07. Tribeca.
Fits:
  • Subaru:
    • B9 Tribeca,
    • Legacy,
    • Outback
MSRP $27.98
$19.48
MSRP $27.98
$19.48
Thermostat Unit
Part Number: 21200AA200
Subaru Subaru
Other Names: Thermostat Assembly
Description: 2.5L without turbo, 2010-12.
Fits:
  • Subaru:
    • Legacy,
    • Outback
MSRP $29.78
$20.73
MSRP $29.78
$20.73
Thermostat Cover
Part Number: 11060aa360
Subaru Subaru
Options: Rear
Other Names: Thermostat Housing, Cover Thermo
Description: Rear. 2.0L, auto trans only.
Notes: Included with water pipe.
Fits:
  • Subaru:
    • Ascent,
    • Crosstrek,
    • Impreza
MSRP $19.57
$13.62
MSRP $19.57
$13.62
Thermostat Unit
Part Number: 21210AA080
Subaru Subaru
Other Names: Thermostat, Thermostat And Gasket Ay
Description: 3.6L. Legacy/Outback. 2.5l. Tribeca. 2008-14. 2.5L without turbo, 2009-10. Legacy/Outback. 3.0l. 2006-07.
Fits:
  • Subaru:
    • B9 Tribeca,
    • Forester,
    • Impreza,
    • Legacy,
    • Outback,
    • Tribeca
MSRP $35.42
$24.23
MSRP $35.42
$24.23
Thermostat Housing Bolt
Part Number: 21177AA000
Subaru Subaru
Other Names: Engine Coolant Thermostat Housing Bolt, Bolt
Description: 2.5L, 2005.
Fits:
  • Subaru:
    • Baja,
    • Legacy,
    • Outback
MSRP $0.90
$0.52
MSRP $0.90
$0.52
Engine Coolant Thermostat
Part Number: 21200AA121
Subaru Subaru
Other Names: Thermostat
Replaces: 21200AA050, 21200AA060, 21200AA100, 21200AA120, 317534302, 417537000, 417537300
Description: All models. XT, sedan, coupe, wagon,hatchback. Loyale. Brat. XT coupe. 1.8l.
Fits:
  • Subaru:
    • Brat,
    • DL,
    • GL,
    • GL-10,
    • Justy,
    • Loyale,
    • RX,
    • Standard,
    • XT
MSRP $22.85
$15.90
MSRP $22.85
$15.90
Engine Coolant Thermostat
Part Number: 21200aa170
Subaru Subaru
Other Names: Thermostat, Thermostat Cover Bolt, Thermostat Assembly
Description: Thermostat. Impreza. Forester. 2.5L, 2006-07.
Notes: Included with thermostat unit.
Fits:
  • Subaru:
    • Forester,
    • Impreza,
    • Legacy,
    • Outback,
    • Tribeca
MSRP $30.75
$21.40
MSRP $30.75
$21.40
Engine Coolant Thermostat
Part Number: 73540FL640
Subaru Subaru
Other Names: Thermostat, Thms Thermo Ay
Description: With hybrid.
Notes: Included with AC & heater assembly.
Fits:
  • Subaru:
    • Crosstrek
MSRP $53.23
$36.41
MSRP $53.23
$36.41
Engine Coolant Thermostat
Part Number: 21200AA072
Subaru Subaru
Other Names: Thermostat
Replaces: 21200AA070, 21200AA071
Notes: Included with repair kit. Included with thermostat unit.
Fits:
  • Subaru:
    • Baja,
    • Forester,
    • Impreza,
    • Legacy,
    • Outback,
    • SVX,
    • WRX STI
MSRP $32.75
$22.79
MSRP $32.75
$22.79
Engine Coolant Thermostat
Part Number: 21210AA300
Subaru Subaru
Other Names: Thermostat
Description: Impreza. Crosstrek. 2.0L, with hybrid. Incl.Gasket.
Notes: Includes Gasket.
Fits:
  • Subaru:
    • Crosstrek,
    • Impreza
MSRP $39.95
$27.33
MSRP $39.95
$27.33
Thermostat O-Ring
Part Number: 21236AA101
Subaru Subaru
Options: Rear
Other Names: Thermostat Seal, Gasket Thermo
Replaces: 21236AA100
Description: Transmission Cooling. Rear. Impreza. Legacy, Outback. 2.0L, to 07/13/2022. BRZ.
Notes: Included with thermostat.
Fits:
  • Subaru:
    • Crosstrek,
    • Impreza
MSRP $4.40
$3.06
MSRP $4.40
$3.06
Engine Coolant Thermostat
Part Number: 21210AA211
Subaru Subaru
Other Names: Thermostat, Thermostat And Gasket Ay
Replaces: 21210AA210
Description: Impreza. Legacy. Without turbo. Outback. Engine Cooling. Incl.Gasket. XV Crosstrek, Crosstrek.
Notes: Includes Gasket.
Fits:
  • Subaru:
    • Crosstrek,
    • Impreza,
    • Legacy,
    • Outback,
    • XV Crosstrek
MSRP $42.50
$29.07
MSRP $42.50
$29.07
Engine Coolant Thermostat Housing
Part Number: 11060aa270
Subaru Subaru
Other Names: Thermostat Housing, Water Inlet, Cover Thermo
Description: Transmission Cooling. Legacy, Outback. Impreza. XV Crosstrek. Without hybrid.
Fits:
  • Subaru:
    • Crosstrek,
    • Forester,
    • Impreza,
    • Legacy,
    • Outback,
    • XV Crosstrek
MSRP $19.57
$13.62
MSRP $19.57
$13.62
Engine Coolant Thermostat Housing
Part Number: 11060AA300
Subaru Subaru
Options: Lower, Front
Other Names: Thermostat Housing, Water Outlet, Water Inlet, Thermostat Cover, Engine Coolant Outlet Flange, Cover Thermo
Description: WRX. Impreza. Front. Crosstrek. Ascent. Forester. With turbo. 2.5L, lower. 2.0L, with hybrid.
Fits:
  • Subaru:
    • Ascent,
    • Crosstrek,
    • Forester,
    • Impreza,
    • Legacy,
    • Outback,
    • WRX
MSRP $37.28
$25.50
MSRP $37.28
$25.50
Engine Coolant Thermostat Housing
Part Number: 11060aa260
Subaru Subaru
Options: Lower
Other Names: Thermostat Housing, Water Inlet, Thermostat Cover, Outlet Tube, Cover Thermo
Fits:
  • Subaru:
    • BRZ,
    • Crosstrek,
    • Forester,
    • Impreza,
    • Legacy,
    • Outback,
    • XV Crosstrek
MSRP $26.42
$18.39
MSRP $26.42
$18.39
Engine Coolant Thermostat Housing
Part Number: 11060aa390
Subaru Subaru
Options: Upper
Other Names: Thermostat Cover, Thermostat Housing, Cover Thermo
Description: 2.5L thermostat. 2.5L, upper.
Fits:
  • Subaru:
    • Crosstrek,
    • Forester,
    • Legacy,
    • Outback
MSRP $19.57
$13.62
MSRP $19.57
$13.62
Engine Coolant Thermostat Housing Bolt
Part Number: 808206040
Subaru Subaru
Other Names: Water Pump Bolt, Thermostat Housing Bolt, Water Pipe Bolt, Water Manifold Bolt, Thermostat Cover Bolt, Engine Coolant Outlet Housing...
Description: 2.5L. 3.6L. 2.0L, with hybrid.
Notes: Included with water pipe.
Fits:
  • Subaru:
    • BRZ,
    • Crosstrek,
    • Forester,
    • Impreza,
    • Legacy,
    • Outback,
    • WRX,
    • XV Crosstrek
MSRP $1.82
$1.26
MSRP $1.82
$1.26
Thermostat
Part Number: 21210AA191
Subaru Subaru
Options: Upper, Rear
Other Names: Thermo Gasket Ay
Replaces: 21210AA190
Description: Transmission Cooling. Incl.Gasket. Rear. Impreza. Legacy, Outback. XV Crosstrek. Auto trans only. BRZ.
Notes: Included with water pipe.
Fits:
  • Subaru:
    • Crosstrek,
    • Impreza
MSRP $39.43
$26.97
MSRP $39.43
$26.97
Thermostat
Part Number: 21200AA080
Subaru Subaru
Description: All models. Xt6. XT coupe. 2.7l.
Fits:
  • Subaru:
    • XT
MSRP $25.93
$18.05
MSRP $25.93
$18.05
Thermostat
Part Number: 21200KA131
Subaru Subaru
Replaces: 21200KA130
Description: Justy. With fuel injection.
Fits:
  • Subaru:
    • Justy
MSRP $22.28
$15.51
MSRP $22.28
$15.51
Thermostat
Part Number: 21210AA291
Subaru Subaru
Options: Upper
Other Names: Thermo Gasket Ay
Replaces: 21210AA290
Description: 2.5L, thermostat. Legacy, Outback. Forester. 2.5L, upper, to 07/13/2022. Crosstrek.
Notes: Includes Gasket.
Fits:
  • Subaru:
    • Crosstrek
MSRP $43.82
$29.97
MSRP $43.82
$29.97
Thermostat Housing
Part Number: 11060AA220
Subaru Subaru
Other Names: Water Inlet, Cover Thermo
Description: Legacy. With turbo.
Fits:
  • Subaru:
    • Legacy,
    • Outback
MSRP $40.97
$28.02
MSRP $40.97
$28.02
Thermostat Housing
Part Number: 417545900
Subaru Subaru
Other Names: Cover Thermo
Description: All models. Justy. Without fuel injection.
Fits:
  • Subaru:
    • Justy
MSRP $17.60
$12.25
MSRP $17.60
$12.25
Thermostatic Switch
Part Number: 73540XC01A
Subaru Subaru
Options: Front
Other Names: HVAC Evaporator Temperature Switch, Thms Thermo Assembly
Description: Ascent. From 01/20. For Primary HVAC.
Fits:
  • Subaru:
    • Ascent
MSRP $22.72
$15.81
MSRP $22.72
$15.81
Thermostat Housing
Part Number: 11060aa290
Subaru Subaru
Options: Upper
Other Names: Cover Thermo
Description: BRZ. Upper, auto trans only.
Fits:
  • Subaru:
    • BRZ
MSRP $19.57
$13.62
MSRP $19.57
$13.62
Thermostat Housing
Part Number: 11060aa320
Subaru Subaru
Other Names: Cover, Cover Thermo
Description: BRZ. Manual trans.
Fits:
  • Subaru:
    • BRZ
MSRP $8.22
$5.72
MSRP $8.22
$5.72
Thermostat Housing
Part Number: 11060AA410
Subaru Subaru
Other Names: Cover Thermo
Description: Auto trans only. BRZ. Automatic trans.
Fits:
  • Subaru:
    • BRZ
MSRP $20.50
$14.27
MSRP $20.50
$14.27
Gasket
Part Number: 21236AA010
Subaru Subaru
Other Names: Thermostat Gasket, Engine Coolant Thermostat Gasket, Thermostat Housing Gasket, Thermostat Unit Gasket, Thermostat Cover Gasket,...
Replaces: 21236AA000
Notes: Included with repair kit. Included with thermostat unit.
Fits:
  • Subaru:
    • B9 Tribeca,
    • Baja,
    • Forester,
    • Impreza,
    • Legacy,
    • Outback,
    • SVX,
    • Tribeca,
    • WRX STI
MSRP $3.93
$2.74
MSRP $3.93
$2.74
HVAC Evaporator Temperature Switch
Part Number: 73540FL500
Subaru Subaru
Other Names: Thermostat Ay Cooling
Fits:
  • Subaru:
    • Crosstrek
MSRP $53.23
$36.41
MSRP $53.23
$36.41
Gasket
Part Number: 21236aa070
Subaru Subaru
Options: Front
Other Names: Thermostat Gasket, Engine Coolant Thermostat Gasket, Gasket Thermo
Description: WRX. Front. Crosstrek. Ascent. Forester. With turbo. Impreza. 2.0L, with hybrid.
Notes: Included with thermostat. Part cannot be reused/reinstalled.
Fits:
  • Subaru:
    • Ascent,
    • Crosstrek,
    • Forester,
    • Impreza,
    • WRX
MSRP $4.40
$3.06
MSRP $4.40
$3.06
Gasket
Part Number: 21236aa050
Subaru Subaru
Other Names: Thermostat Gasket, Engine Coolant Thermostat Gasket, Gasket Thermo
Description: Forester. 2.5L without turbo, 2011-13. Impreza. Legacy/Outback. Engine Cooling. XV Crosstrek, Crosstrek.
Notes: Included with thermostat. Part cannot be reused/reinstalled. Included with thermostat. Part is not reuseable, replace only.
Fits:
  • Subaru:
    • BRZ,
    • Crosstrek,
    • Forester,
    • Impreza,
    • Legacy,
    • Outback,
    • XV Crosstrek
MSRP $4.40
$3.06
MSRP $4.40
$3.06
Temp Sensor
Part Number: 73540xc00a
Subaru Subaru
Options: Inner
Other Names: Thermostatic Switch, Thms Thermo Assembly
Description: Inner components. Ascent. To 01/20.
Notes: Included with AC & heater assembly.
Fits:
  • Subaru:
    • Ascent
MSRP $9.57
$6.66
MSRP $9.57
$6.66
Temp Sensor
Part Number: 73540FL010
Subaru Subaru
Options: Inner
Other Names: Thermostatic Switch, Thermistor Thermo Ay
Description: Inner components, #2. Forester.
Notes: Included with AC & heater assembly.
Fits:
  • Subaru:
    • Forester
MSRP $54.67
$37.39
MSRP $54.67
$37.39
Cover O-Ring
Part Number: 806929050
Subaru Subaru
Other Names: Engine Coolant Thermostat Gasket, O Ring 29.7X3.5
Description: Transmission Cooling. Block-Off Plate.
Fits:
  • Subaru:
    • BRZ
MSRP $2.05
$1.43
MSRP $2.05
$1.43
Water Pump Bolt
Part Number: 808206210
Subaru Subaru
Other Names: Thermostat Housing Bolt, Water Pipe Bolt, Thermostat Cover Bolt, Thermostat Bolt, Water Outlet Bolt, Water Pump Mount Bolt, Engine...
Description: 2.5L. 2.4L turbo. Water pump,mount bolt.
Fits:
  • Subaru:
    • Ascent,
    • Impreza,
    • Legacy,
    • Outback
MSRP $1.10
$0.64
MSRP $1.10
$0.64
Pulley Bolt
Part Number: 800606980
Subaru Subaru
Other Names: Thermostat Housing Bolt, Engine Water Pump Pulley Bolt, Bolt 6X12X12
Description: 2.5L without turbo, 2011-13. 2.4L turbo. 2.5L without turbo, 2013-14. 2.0L, with hybrid.
Fits:
  • Subaru:
    • Ascent,
    • BRZ,
    • Crosstrek,
    • Forester,
    • Impreza,
    • Legacy,
    • Outback,
    • WRX,
    • XV Crosstrek
MSRP $0.64
$0.37
MSRP $0.64
$0.37
A/C Refrigerant Line Bolt
Part Number: 010406250
Subaru Subaru
Other Names: Engine Coolant Thermostat Housing Bolt, Engine Intake Manifold Bolt, Engine Water Pump Bolt, Cooler Pipe Bolt, Hose & Tube Assembly...
Description: 2.5L. All Required. With hybrid.
Fits:
  • Subaru:
    • BRZ,
    • Crosstrek,
    • Impreza,
    • WRX STI
MSRP $0.90
$0.47
MSRP $0.90
$0.47
Engine Coolant Thermostat Gasket
Part Number: 11072aa030
Subaru Subaru
Other Names: Thermo Cover Gasket
Replaces: 11072AA000, 11072AA020, 817554100, 817554110, 817554120
Fits:
  • Subaru:
    • Brat,
    • DL,
    • GL,
    • GL-10,
    • Loyale,
    • RX,
    • Standard,
    • XT
MSRP $3.70
$2.58
MSRP $3.70
$2.58
Engine Coolant Thermostat Housing
Part Number: 11060AA380
Subaru Subaru
Other Names: Cover Thermo
Description: Transmission Cooling.
Fits:
  • Subaru:
    • Forester
MSRP $19.57
$13.62
MSRP $19.57
$13.62
Engine Coolant Thermostat Housing Bolt
Part Number: 01040625a
Subaru Subaru
Other Names: A/C Refrigerant Line Bolt, Engine Coolant Inlet Flange Bolt, Engine Water Pump Bolt, Engine Coolant Pipe Bolt, Flange Bolt
Description: 3.6L. 2.0L. 2.5L.
Fits:
  • Subaru:
    • B9 Tribeca,
    • Forester,
    • Impreza,
    • Legacy,
    • Outback,
    • Tribeca
MSRP $0.82
$0.48
MSRP $0.82
$0.48
Thermostat
Part Number: 73071AA040
Subaru Subaru
MSRP $130.48
$87.68
MSRP $130.48
$87.68

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