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Subaru Oil Cooler Line

17 items

Keep your engine cool with A-Premium's reliable oil cooler lines. Trust our high-quality parts for the best performance and durability.

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Outlet Transmission Oil Cooler Line Assembly for 2003-2006 Subaru BajaOutlet Transmission Oil Cooler Line Assembly for 2003-2006 Subaru Baja
A-Premium®Part # APOCL176
Outlet Transmission Oil Cooler Line Assembly for 2003-2006 Subaru Baja
4.638 Reviews
$37.99
Low stock: Only 3 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Subaru Baja: 2003 2004 2005 2006
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Subaru
Item LocatedUnited States
Installation PositionOutlet (Passenger Side) From Radiator to Tube
ColorBlack
ConditionNew
item #1003ZPDD
Note
For 2000-2006 Subaru Baja & Legacy, this part only fits vehicles with Naturally Aspirated engine.
Show less
Outlet Transmission Oil Cooler Line Assembly for 2003-2006 Subaru Baja
A-Premium®Part # APOCL175
Outlet Transmission Oil Cooler Line Assembly for 2003-2006 Subaru Baja
4.638 Reviews
$30.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Subaru Baja: 2003 2004 2005 2006
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Subaru
Item LocatedUnited States
Installation PositionOutlet (Driver Side)
ColorBlack
ConditionNew
item #1003ZG4D
Note
For 2000-2006 Subaru Baja & Legacy, this part only fits vehicles with Naturally Aspirated engine.
Show less
Outlet Auto Trans Oil Cooler Line Assembly for 2008-2011 Subaru Impreza
A-Premium®Part # APOCL217
Outlet Auto Trans Oil Cooler Line Assembly for 2008-2011 Subaru Impreza
4.638 Reviews
$23.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Subaru Impreza: 2008 2009 2010 2011
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Subaru
Item LocatedUnited States
Installation PositionOutlet (Driver Side)
ColorBlack
ConditionNew
item #1003ZYGS
Note
This line only fits vehicles with automatic trans. and the location is from the radiator to the tube.
Show less
Auto Trans Oil Cooler Line Assembly for 2008-2011 Subaru Impreza
A-Premium®Part # APOCL248
Auto Trans Oil Cooler Line Assembly for 2008-2011 Subaru Impreza
4.638 Reviews
$75.99
Low stock: Only 4 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Subaru Impreza: 2008 2009 2010 2011
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Subaru
Item LocatedUnited States
Installation PositionInlet and Outlet
ColorNatural
ConditionNew
item #1003ZRS7
Note
This part only fits vehicles with automatic trans.
Show less
Outlet Transmission Oil Cooler Line Assembly for 2000-2006 Subaru Legacy
A-Premium®Part # APOCL176
Outlet Transmission Oil Cooler Line Assembly for 2000-2006 Subaru Legacy
4.638 Reviews
$37.99
Low stock: Only 3 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Subaru Legacy: 2000 2001 2002 2003 2004 2005 2006
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Subaru
Item LocatedUnited States
Installation PositionOutlet (Passenger Side) From Radiator to Tube
ColorBlack
ConditionNew
item #1003ZR7V
Note
For 2000-2006 Subaru Baja & Legacy, this part only fits vehicles with Naturally Aspirated engine.
Show less
Outlet Transmission Oil Cooler Line Assembly for 2000-2006 Subaru Legacy
A-Premium®Part # APOCL175
Outlet Transmission Oil Cooler Line Assembly for 2000-2006 Subaru Legacy
4.638 Reviews
$30.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Subaru Legacy: 2000 2001 2002 2003 2004 2005 2006
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Subaru
Item LocatedUnited States
Installation PositionOutlet (Driver Side)
ColorBlack
ConditionNew
item #1003ZEGH
Note
For 2000-2006 Subaru Baja & Legacy, this part only fits vehicles with Naturally Aspirated engine.
Show less
Outlet Auto Trans Oil Cooler Line Assembly for 2009-2013 Subaru Forester
A-Premium®Part # APOCL217
Outlet Auto Trans Oil Cooler Line Assembly for 2009-2013 Subaru Forester
4.638 Reviews
$23.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Subaru Forester: 2009 2010 2011 2012 2013
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Subaru
Item LocatedUnited States
Installation PositionOutlet (Driver Side)
ColorBlack
ConditionNew
item #1003ZW1H
Note
This line only fits vehicles with automatic trans. and the location is from the radiator to the tube.
Show less
Auto Trans Oil Cooler Line Assembly for 2009-2013 Subaru Forester
A-Premium®Part # APOCL248
Auto Trans Oil Cooler Line Assembly for 2009-2013 Subaru Forester
4.638 Reviews
$75.99
Low stock: Only 4 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Subaru Forester: 2009 2010 2011 2012 2013
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Subaru
Item LocatedUnited States
Installation PositionInlet and Outlet
ColorNatural
ConditionNew
item #1003ZUCZ
Note
This part only fits vehicles with automatic trans.
Show less
Outlet Transmission Oil Cooler Line Assembly for 2001-2003 Subaru Outback
A-Premium®Part # APOCL176
Outlet Transmission Oil Cooler Line Assembly for 2001-2003 Subaru Outback
4.638 Reviews
$37.99
Low stock: Only 3 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Subaru Outback: 2001 2002 2003
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Subaru
Item LocatedUnited States
Installation PositionOutlet (Passenger Side) From Radiator to Tube
ColorBlack
ConditionNew
item #1003ZPV8
Note
For 2000-2006 Subaru Baja & Legacy, this part only fits vehicles with Naturally Aspirated engine.
Show less
Outlet Transmission Oil Cooler Line Assembly for 2001-2003 Subaru Outback
A-Premium®Part # APOCL175
Outlet Transmission Oil Cooler Line Assembly for 2001-2003 Subaru Outback
4.638 Reviews
$30.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Subaru Outback: 2001 2002 2003
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Subaru
Item LocatedUnited States
Installation PositionOutlet (Driver Side)
ColorBlack
ConditionNew
item #1003ZGCT
Note
For 2000-2006 Subaru Baja & Legacy, this part only fits vehicles with Naturally Aspirated engine.
Show less
Inlet Auto Trans Oil Cooler Line Assembly for 2008-2011 Subaru Impreza
A-Premium®Part # APOCL218
Inlet Auto Trans Oil Cooler Line Assembly for 2008-2011 Subaru Impreza
4.638 Reviews
$26.99
Low stock: Only 2 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Subaru Impreza: 2008 2009 2010 2011
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Subaru
Item LocatedUnited States
Installation PositionInlet To Transmission (Rear)
ColorBlack
ConditionNew
item #1003ZZZ6
Note
Parts only fit vehicles with automatic trans. and the location is from the oil cooler pipe to the transmission.
Show less
Outlet Engine Oil Cooler Hose Assembly for 2002-2007 Subaru Impreza
A-Premium®Part # APOCL005
Outlet Engine Oil Cooler Hose Assembly for 2002-2007 Subaru Impreza
4.638 Reviews
$33.99
Low stock: Only 1 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Subaru Impreza: 2002 2003 2004 2005 2006 2007
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Subaru
Item LocatedUnited States
Installation PositionOutlet
ColorBlack
ConditionNew
item #1003ZZ95
Show less
Outlet Engine Oil Cooler Hose Assembly for 2004-2006 Subaru Baja
A-Premium®Part # APOCL005
Outlet Engine Oil Cooler Hose Assembly for 2004-2006 Subaru Baja
4.638 Reviews
$33.99
Low stock: Only 1 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Subaru Baja: 2004 2005 2006
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Subaru
Item LocatedUnited States
Installation PositionOutlet
ColorBlack
ConditionNew
item #1003ZXE3
Show less
Outlet Engine Oil Cooler Hose Assembly for 2004-2008 Subaru Forester
A-Premium®Part # APOCL005
Outlet Engine Oil Cooler Hose Assembly for 2004-2008 Subaru Forester
4.638 Reviews
$33.99
Low stock: Only 1 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Subaru Forester: 2004 2005 2006 2007 2008
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Subaru
Item LocatedUnited States
Installation PositionOutlet
ColorBlack
ConditionNew
item #1003ZV46
Show less
Inlet Auto Trans Oil Cooler Line Assembly for 2009-2013 Subaru Forester
A-Premium®Part # APOCL218
Inlet Auto Trans Oil Cooler Line Assembly for 2009-2013 Subaru Forester
4.638 Reviews
$26.99
Low stock: Only 2 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Subaru Forester: 2009 2010 2011 2012 2013
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Subaru
Item LocatedUnited States
Installation PositionInlet To Transmission (Rear)
ColorBlack
ConditionNew
item #1003ZZKU
Note
Parts only fit vehicles with automatic trans. and the location is from the oil cooler pipe to the transmission.
Show less
Outlet Engine Oil Cooler Hose Assembly for 2005-2009 Subaru Outback
A-Premium®Part # APOCL005
Outlet Engine Oil Cooler Hose Assembly for 2005-2009 Subaru Outback
4.638 Reviews
$33.99
Low stock: Only 1 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Subaru Outback: 2005 2006 2007 2008 2009
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Subaru
Item LocatedUnited States
Installation PositionOutlet
ColorBlack
ConditionNew
item #1003ZUKV
Show less
Outlet Engine Oil Cooler Hose Assembly for 1991 2005-2009 Subaru Legacy
A-Premium®Part # APOCL005
Outlet Engine Oil Cooler Hose Assembly for 1991 2005-2009 Subaru Legacy
4.638 Reviews
$33.99
Low stock: Only 1 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Subaru Legacy: 1991 2005 2006 2007 2008 2009
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Subaru
Item LocatedUnited States
Installation PositionOutlet
ColorBlack
ConditionNew
item #1003ZYE1
Show less

What is an oil cooler line for?

 

Oil cooler lines are designed to carry oil from the engine to the oil cooler and back. The oil cooler is an important component in the engine cooling system, as it helps regulate the engine oil temperature, improving engine performance and extending engine life.

 

What causes an engine oil cooler line to leak?

 

Engine oil cooler line leaks can be caused by:

 

  • Age and wear: Over time, oil cooler lines can become worn or brittle due to age, heat, and exposure to the elements. This can cause the lines to crack or develop leaks.
  • Corrosion: If the oil cooler lines are made of metal, they can corrode over time due to exposure to moisture or other corrosive substances. This can cause the lines to weaken or develop leaks.
  • Improper installation: If the oil cooler lines are not properly installed, they may become misaligned or damaged, which can cause leaks.
  • High pressure: If the engine oil pressure is too high, it can put extra stress on the oil cooler lines, causing them to fail or develop leaks.
  • Impact damage: If the oil cooler lines are located in a vulnerable position, they may be damaged by rocks, debris, or other objects, which can cause leaks.
  • If a leak is detected, it should be repaired promptly to avoid engine damage and reduced performance.

 

How to replace an oil cooler line?

 

To replace an oil cooler line, you need to first drain the engine oil, then locate and remove the damaged line. Then install the new line with new gaskets or O-rings if needed. After that, refill the engine oil and check for leaks to test drive the vehicle. Specific steps may vary depending on the vehicle, so consulting the owner's manual or a mechanic for guidance may be more helpful.

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Engine Oil Cooler Lines: What They Do & Leak Signs

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Oct 12, 2026

A Comprehensive Guide to Replacing the Engine Oil Cooler Line

A-Premium oil cooler line helps maintain optimal engine oil temperature, ensuring effective lubrication and cooling. Recognizing the importance of timely oil cooler line replacement is the key to preserving your engine's long-term health and performance.

Jul 21, 2026