Water Pump for 2018 Subaru WRX STI
No.
Part # / Description / Price
Price
2
WATER PUMP GASKET 
Subaru
Subaru Description: Impreza. Gasket. Legacy/Outback. WRX STI. 2.5L, 2006-07. 2.5L, 2002-05. Without turbo. Forester. 2.0L. 2.5L, 2005.
MSRP $5.48
$4.18
MSRP $5.48
$4.18
3
Water Pump Seal Subaru
Subaru Description: Side Seal. To 2/97. 2.5L, 2006-07. 2.5L, 2002-05. Without turbo. 2.0L.
MSRP $6.78
$5.17
MSRP $6.78
$5.17
4
Water Pump Bolt Subaru
Subaru Description: 2.5L, 2006-07. 2.5L, 2002-05. Without turbo. 2.0L. 2.5L, 2005.
MSRP $1.80
$1.16
MSRP $1.80
$1.16
5
THERMOSTAT UNIT [WITH GASKET] Subaru
Subaru Description: 3.6L. Legacy, Outback. Forester. 2.5L, 2005. 2.0L, with gasket.
MSRP $28.50
$19.92
MSRP $28.50
$19.92
6
THERMOSTAT FOR ENGINE Subaru
Subaru Notes: PARTS: Part included with thermostat unit.
Description: NOTE: MATCHING GASKET IS 21236AA010 SOLD SEPARATELY
MSRP $32.75
$22.89
MSRP $32.75
$22.89
7
MSRP $4.58
$3.55
9
MSRP $0.98
$0.63
10
HOSE, BY-PASS FOR WATER PUMP [H612011] [9] TURBO CAR Subaru
Subaru Description: THERE ARE TWO HOSES OFF THE WATER PUMP FOR 2.55 TURBO THIS IS THE UPPER
NOTE: MAY NEED CLAMP 805918010
NOTE: LOWER HOSE NUMBER IS 807615182 SOLD SEPARATELY
MSRP $9.48
$7.23
MSRP $9.48
$7.23
11
HOSE, LOWER BY-PASS FOR WATER PUMP [H615182] [10] Subaru
Subaru Description: THERE ARE TWO HOSES OFF THE WATER PUMP on 2.55 TURBO THIS IS THE LOWER ONENOTE: UPPER HOSE NUMBER IS 807612011 SOLD SEPARATELY******
SOME NON-TURBO CARS HAVE THIS HOSE ONLY
NOTE: MAY NEED CLAMP 805918010
SOME NON-TURBO CARS HAVE THIS HOSE ONLY
NOTE: MAY NEED CLAMP 805918010
MSRP $8.55
$6.52
MSRP $8.55
$6.52
14
Water By-Pass Pipe Subaru
Subaru Description: Please Note: This is a special-order part and is not returnable
MSRP $105.67
$70.25
MSRP $105.67
$70.25
15
By-Pass Pipe Bolt Subaru
Subaru Description: 3.6L, upper. 2010-12. 2.5L, 2006-07. Without turbo. 2.5L, 2005. 2.0L. 2.5L, 2002-05.
MSRP $0.66
$0.43
MSRP $0.66
$0.43
No.
Part # / Description / Price
Price
1
RADIATOR ASSEMBLY [PLEASE PROVIDE A VIN TO MATCH] Subaru
Subaru Notes: Includes: Radiator Cap.
Description: WRX STI. 2.5L.
MSRP $349.93
$227.47
MSRP $349.93
$227.47
2
Radiator Cap [ Turbo car ] Subaru
Subaru Description: WRX STI. Location-Radiator. Impreza. 2.0L hybrid. Forester. With turbo, WRX. At water pipe. 2.5L upper. Baja. Crosstrek.
MSRP $24.37
$17.03
MSRP $24.37
$17.03
3
Upper Hose, Inlet [Turbo Car ] Subaru
Subaru Description: Note: Clamps sold separately = 909170064
MSRP $36.67
$25.63
MSRP $36.67
$25.63
4
MSRP $27.00
$18.87
5
Reservoir Assembly Subaru
Subaru Notes: Includes: Expansion Tank Cap.
Description: 2.5L. WRX STI.
MSRP $64.78
$44.20
MSRP $64.78
$44.20
6
Reservoir Cap [for bottle , turbo car] Subaru
Subaru Description: WRX STI. Tribeca. 2.5L turbo. Expansion tank cap. 2.0L hybrid. BRZ. Forester. Impreza. With hybrid. Crosstrek.
MSRP $5.78
$4.41
MSRP $5.78
$4.41
7
THERMOSTAT FOR ENGINE Subaru
Subaru Description: NOTE: MATCHING GASKET IS 21236AA010 SOLD SEPARATELY
MSRP $32.75
$22.89
MSRP $32.75
$22.89
10
WATER PUMP - TURBO CAR Subaru
Subaru Description: GASKET SOLD SEPARATELY -21114AA051
ANTIFREEZE SOLD SEPARATELY- SOA868V9210
MSRP $163.60
$108.47
MSRP $163.60
$108.47
11
WATER PUMP GASKET Subaru
Subaru Description: Impreza. Gasket. Legacy/Outback. WRX STI. 2.5L, 2006-07. 2.5L, 2002-05. Without turbo. Forester. 2.0L. 2.5L, 2005.
MSRP $5.48
$4.18
MSRP $5.48
$4.18
12
Fan Blade Subaru
Subaru Description: With turbo. 2.0L. 2.5L turbo. WRX STI. Forester. Impreza. XV Crosstrek. From 9/20/13.
MSRP $85.05
$58.02
MSRP $85.05
$58.02
14
Fan Motor Subaru
Subaru Description: 2.5L. WRX STI. 2.0L hybrid. Crosstrek. With hybrid. Forester. With wilderness.
MSRP $229.62
$151.55
MSRP $229.62
$151.55