Cooling Systems
Color
Condition
MSRP
Category
- Belts, Pulleys & Brackets
- Block Parts
- Camshafts, Lifters & Parts
- Complete Engines
- Crankshafts & Parts
- Cylinder Heads & Parts
- Engine Bearings
- Motor Mounts
- Oil Filler Caps
- Oil Pans
- Oil Pumps
- Other
- Pistons, Rings, Rods & Parts
- Rocker Arms & Parts
- Timing Components
- Vacuum Pumps
- Valve Covers
- Valves & Parts
Filler Neck
Part Number: 21175AA010
Subaru Notes: Included with water pipe. Included with cross over pipe.
Other Names: Engine Coolant Filler Neck, Floor Neck Water
Description: 2.0L hybrid. 2.5L upper.
Fits:
- Subaru:
- Crosstrek,
- Impreza
MSRP $26.02
$19.98
Thermostat
Part Number: 21200AA080
Subaru Applications: W/O LEGACY.
Description: All models. Xt6. XT coupe. 2.7l.
Fits:
- Subaru:
- XT
MSRP $25.93
$19.92
Engine Coolant Thermostat
Part Number: 21200AA170
Subaru Notes: Included with thermostat unit.
Other Names: Thermostat, Thermostat Cover Bolt, Thermostat Assembly
Description: Thermostat. Impreza. Forester. 2.5L, 2006-07.
Fits:
- Subaru:
- Forester,
- Impreza,
- Legacy,
- Outback,
- Tribeca
MSRP $25.00
$19.20
Thermostat Unit
Part Number: 21200AA200
Subaru Other Names: Thermostat Assembly
Description: 2.5L without turbo, 2010-12.
Fits:
- Subaru:
- Legacy,
- Outback
MSRP $25.00
$19.20
Temp Sending Unit
Part Number: 21203AA030
Subaru Other Names: Temperature Sensor
Description: All models. Legacy. Outback. Impreza. SVX.
Fits:
- Subaru:
- Baja,
- Forester,
- Impreza,
- Legacy,
- Outback,
MSRP $47.08
$33.05
Engine Coolant Hose
Part Number: 21204AA162
Subaru Other Names: Heater Hose, Hose Ay Pre Heater
Description: Throttle Body to Pipe. 2.5L, 2003-05. Throttle Body to Outlet.
Fits:
- Subaru:
- Forester,
- Impreza
MSRP $15.73
$12.27
Engine Coolant Hose
Part Number: 21204AA750
Subaru Other Names: Hose Ay Pre Heater
Description: Throttle Body to Outlet.
Fits:
- Subaru:
- Baja,
- Forester,
- Impreza
MSRP $17.12
$13.15
Engine Coolant Hose
Part Number: 21204AA830
Subaru Other Names: Hose Ay Pre Heater
Description: Throttle Body to Pipe.
Fits:
- Subaru:
- Forester,
- Impreza,
- Legacy,
- Outback
MSRP $14.28
$11.14
Engine Coolant Hose
Part Number: 21204AA900
Subaru Other Names: Hose Ay Pre Heater
Description: Throttle Body to Outlet.
Fits:
- Subaru:
- Forester,
- Impreza,
- Legacy,
- Outback
MSRP $14.28
$11.14
Hose
Part Number: 21204AB210
Subaru Other Names: Rear Hose, Inlet Hose, Heater Hose, Hose Ay Pre Heater
Description: 2.5L without turbo, upper. Without hybrid.
Fits:
- Subaru:
- Crosstrek,
- Forester,
- Impreza,
- Legacy,
- Outback,
MSRP $14.18
$11.06
Front Hose
Part Number: 21204AB230
Subaru Other Names: Engine Coolant Hose, Rear Hose, Hose Ay Pre Heater
Description: Block to Crossover Pipe. 2.5L. Without hybrid.
Fits:
- Subaru:
- Crosstrek,
- Forester,
- Impreza,
- Legacy,
- Outback,
MSRP $24.85
$19.08
Front Hose
Part Number: 21204AB320
Subaru Other Names: Hose Assembly Pre Heater
Description: With hybrid.
Fits:
- Subaru:
- Crosstrek,
- XV Crosstrek
MSRP $24.85
$19.08
Engine Coolant Hose
Part Number: 21204AB410
Subaru Other Names: Heater Hose, By-Pass Hose, Hose Ay Pre Heater
Description: Rear, rear, #1. Throttle Body Cooling. Flow Not Specifed. All Required. Inlet.
Fits:
- Subaru:
- Ascent,
- Legacy,
- Outback,
- WRX
MSRP $14.18
$11.06
Engine Coolant Hose
Part Number: 21204AB420
Subaru Other Names: Heater Hose, By-Pass Hose, Hose Ay Pre Heater
Description: Rear, rear, #2. Throttle Body Cooling. Flow Not Specifed. All Required. Outlet.
Fits:
- Subaru:
- Ascent,
- Legacy,
- Outback,
- WRX
MSRP $24.85
$19.08
Heater Hose
Part Number: 21204AB440
Subaru Other Names: Hose Assembly-Pre Heater
Description: Without hybrid, upper, #2. 2.5L, #2.
Fits:
- Subaru:
- Crosstrek,
- Forester,
- Impreza
MSRP $31.30
$24.04
MSRP $26.02
$19.98
Heater Hose
Part Number: 21204AB600
Subaru Other Names: Hose Assembly-Pre Heater
Description: Without hybrid, upper, #1.
Fits:
- Subaru:
- Forester
MSRP $26.07
$20.02
Engine Coolant Thermostat
Part Number: 21210AA191
Subaru Notes: Included with water pipe. Includes Thermostat Gasket.
Applications: 2.4L. 2.0L.
Other Names: Thermostat, Thermo & Gasket Ay
Replaces: 21210AA190
Description: XV Crosstrek.
Fits:
- Subaru:
- Ascent,
- BRZ,
- Crosstrek,
- Forester,
- Impreza,
MSRP $33.50
$23.52
Water Outlet O-Ring
Part Number: 21235AA010
Subaru Other Names: Water Outlet Gasket, Engine Coolant Outlet O-Ring, Thermostat Housing Gasket, Gasket-Outlet Hsg
Description: 2.5L, lower.
Fits:
- Subaru:
- Crosstrek,
- Forester,
- Impreza,
- Legacy,
- Outback
MSRP $8.83
$6.89
Thermostat Gasket
Part Number: 21236AA070
Subaru Notes: Included with thermostat. Part cannot be reused/reinstalled.
Applications: 2.0L. 2.4L. 2.5L.
Other Names: Engine Coolant Thermostat Gasket, Gasket, Thermostat O-Ring, Thermostat Housing Gasket, Gasket Thermo
Description: Engine Cooling. Front. Ascent. WRX. Forester. With turbo. 2.0L hybrid. Impreza. With hybrid, lower. Crosstrek.
Fits:
- Subaru:
- Ascent,
- Crosstrek,
- Forester,
- Impreza,
- Legacy,
MSRP $4.40
$3.51
Engine Coolant Thermostat Gasket
Part Number: 21236AA091
Subaru Other Names: Gasket-Thermo
Replaces: 21236AA090
Description: Transmission Cooling.
Fits:
- Subaru:
- Crosstrek,
- Forester,
- Impreza,
- XV Crosstrek
MSRP $8.22
$6.56
Oil Cooler
Part Number: 21311AA010
Subaru Other Names: Engine Oil Cooler
Description: Auto trans. 2.5L.
Fits:
- Subaru:
- Forester
MSRP $389.07
$257.37
Oil Cooler
Part Number: 21311AA071
Subaru Other Names: Engine Oil Cooler, Oil Cooler CP
Description: 2.5L.
Fits:
- Subaru:
- Forester
MSRP $441.02
$291.73
Oil Cooler
Part Number: 21311AA200
Subaru Applications: 2.4L.
Other Names: Engine Oil Cooler, Oil Cooler Complete
Description: Ascent. At engine. Legacy, Outback. WRX. 2.0L, from 07/2018. Incl.Gasket.
Fits:
- Subaru:
- Ascent,
- Legacy,
- Outback,
- WRX
MSRP $223.42
$149.13
MSRP $174.22
$116.29
Water Pipe
Part Number: 21328AA300
Subaru Notes: Includes Seal.
Applications: 2.4L.
Other Names: Hoses, Pipe-Oil Cooler
Description: BRZ. Pipe.
Fits:
- Subaru:
- BRZ
MSRP $69.38
$48.71
Hose Connector
Part Number: 21369AA040
Subaru Other Names: Oil Cooler Connector, PCV Connector
Replaces: 21369AA010
Description: Auto trans, upper. 2.5L turbo. 2.0L.
Fits:
- Subaru:
- Forester,
- Impreza
MSRP $46.27
$32.48
Engine Oil Cooler Gasket
Part Number: 21370KA001
Subaru Notes: Included with oil cooler assembly.
Other Names: Oil Cooler Gasket, Oil Cooler Assembly Gasket, Connector O-Ring
Description: 2.0L. Auto trans. 2.5L turbo, upper. O-Ring. Cooler To Bock. Plate to Bock.
Fits:
- Subaru:
- Ascent,
- B9 Tribeca,
- Baja,
- BRZ,
- Forester,
MSRP $7.92
$6.32
Inter-Cooler
Part Number: 21820AA252
Subaru Other Names: Inter Cooler Assembly
Replaces: 21820AA251
Description: Fits Impreza, STI Impreza. 2.5l. w/ sti Model.
Fits:
- Subaru:
- Impreza
MSRP $927.15
$611.92
Inter-Cooler
Part Number: 21820AA500
Subaru Other Names: Inter Cooler Ay
Description: 2.5L. WRX STI.
Fits:
- Subaru:
- WRX STI
MSRP $773.52
$510.52
Inter-Cooler Seal
Part Number: 21896AA130
Subaru Other Names: Inter-Cooler Gasket, Gasket-Inter Cooler
Description: 2.4L turbo.
Fits:
- Subaru:
- Ascent,
- Legacy,
- Outback,
- WRX
MSRP $21.33
$16.38
Exhaust Gas Temperature (Egt) Sensor
Part Number: 22629AA012
Subaru Other Names: Temp Sensor, Sensor Ay Exhaust Temp
Replaces: 22629AA011
Description: 2.0L, 2002-03. 2.0L, 2004-05.
Fits:
- Subaru:
- Baja,
- Forester,
- Impreza,
- Legacy,
- Outback
MSRP $163.25
$111.91
Temp Sensor
Part Number: 22630AA041
Subaru Other Names: Coolant Temp Sensor, Temperature Sensor
Replaces: 22630AA040
Description: All models. Legacy. Impreza. SVX. 2.5L, 1998.
Fits:
- Subaru:
- Forester,
- Impreza,
- Legacy,
- SVX
MSRP $33.50
$23.52
Coolant Temp Sensor
Part Number: 22630AA140
Subaru Other Names: Temp Sensor, Engine Coolant Temperature Sensor, Sensor Ay Temperature
Fits:
- Subaru:
- B9 Tribeca,
- BRZ,
- Forester,
- Impreza,
- Legacy,
MSRP $42.93
$30.14
Air Charge Temperature Sensor
Part Number: 22634AA000
Subaru Other Names: Air Intake Temp Sensor, Sensor Ay Intake Air
Description: Impreza. 2.5l & 2.0l.
Fits:
- Subaru:
- Forester,
- Impreza
MSRP $419.48
$277.49
Trans Cooler
Part Number: 31237AA120
Subaru Other Names: Cooler-Atf
Description: 2.0L, 2020-23.
Fits:
- Subaru:
- Crosstrek
MSRP $204.47
$136.48
Lower Tie Bar
Part Number: 51231AG00A9P
Subaru Other Names: Frame Lower B CP
Description: Outer.
Fits:
- Subaru:
- Legacy,
- Outback
MSRP $56.88
$39.93
Lower Tie Bar
Part Number: 51231FN0009P
Subaru Other Names: Frame Lower B CP US
Description: 2.0L.
Fits:
- Subaru:
- Crosstrek,
- Impreza
MSRP $96.55
$66.19
Vacuum Hose
Part Number: 99071AC230
Subaru Other Names: Hose Vacuum
Description: 2.5L turbo, #2.
Fits:
- Subaru:
- Forester
MSRP $15.57
$12.14
Engine Coolant Hose
Part Number: 99078AA110
Subaru Other Names: Hose Water
Description: Engine Oil Cooling. Cooler to Upper Oil Pan.
Fits:
- Subaru:
- Outback
MSRP $13.97
$10.89
MSRP $14.18
$11.06
By-Pass Hose
Part Number: 99078AB320
Subaru Other Names: Hose, Hose Water
Description: 2.0L.
Fits:
- Subaru:
- Forester,
- WRX
MSRP $14.18
$11.06
Engine Coolant Hose
Part Number: 99078AB531
Subaru Other Names: Hose Water
Replaces: 99078AB530
Description: ATF Cooling. Outlet. Toward EGR Cooler.
Fits:
- Subaru:
- Crosstrek,
- Forester,
- Legacy,
- Outback
MSRP $33.10
$25.42
Inner Hose
Part Number: 99079AA170
Subaru Other Names: Hose Atf
Description: 2.0L.
Fits:
- Subaru:
- Forester
MSRP $33.10
$25.42
Engine Coolant Hose
Part Number: 99083AA28B
Subaru Other Names: Hose Complete-Water
Replaces: 99083AA28A
Description: ATF Cooling. Outlet. Toward EGR Cooler.
Fits:
- Subaru:
- Impreza
MSRP $10.15
$7.92
Water Hose
Part Number: 99083AA38B
Subaru Other Names: Hoses, Hose Complete-Water
Description: Main, #1, from 07/03/2018. Ascent. Coolant. Inlet.
Fits:
- Subaru:
- Ascent
MSRP $14.22
$11.09
Water Hose
Part Number: 99083AA500
Subaru Other Names: Rear Hose, Hose Complete Water
Description: 2.5L, #1.
Fits:
- Subaru:
- Crosstrek,
- Forester,
- Impreza,
- Legacy,
- Outback
MSRP $24.85
$19.08
Water Hose
Part Number: 99083AA710
Subaru Other Names: Hoses, Hose Complete-Water
Description: 2.0L, 2020-23, #1. 2.5L, #1. Forester. Outlet. Without hybrid, #2. Impreza. Inlet. 2.0l. Crosstrek. Inlet. 2.5l.
Fits:
- Subaru:
- Crosstrek,
- Forester,
- Impreza
MSRP $33.10
$25.42
Coolant Hose
Part Number: 99083AA900
Subaru Notes: Includes Seal.
Applications: 2.4L.
Other Names: Hoses, Hose Complete-Water
Description: #3. BRZ. Pipe to radiator. Left. No. 4.
Fits:
- Subaru:
- BRZ
MSRP $16.17
$12.61
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