24/7 Customer service
To make aftermarket auto parts an afterthought.
Add your vehicle
Address
Login
Cart
Item
$0.00

Popular vehicles

Oil Cooler Line

2498 items

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

  • All filters
  • Sort By
  • Year
  • Make
  • Model
  • Price
  • Placement on Vehicle
  • Brand
  • Material
  • Color
  • Warranty
Auto Trans Oil Cooler Line Assembly for 2005-2008 Dodge Ram 1500Auto Trans Oil Cooler Line Assembly for 2005-2008 Dodge Ram 1500
A-Premium®Part # APOCL170
Auto Trans Oil Cooler Line Assembly for 2005-2008 Dodge Ram 1500
4.638 Reviews
$85.99
Low stock: Only 2 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Dodge Ram 1500: 2005 2006 2007 2008
Check if this fits your vehicle
Item LocatedUnited States
Quantity1
ColorNatural, Black
ConditionNew
item #1003ZZDD
Show less
Outlet Upper Engine Oil Cooler Hose Assembly for 1996-1997 GMC C3500
A-Premium®Part # APOCL064
Outlet Upper Engine Oil Cooler Hose Assembly for 1996-1997 GMC C3500
4.638 Reviews
$46.99
Low stock: Only 5 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionOutlet (Upper)
ColorNatural, Black
ConditionNew
item #1003ZZK8
Note
The part fits Cab vehicles with over 15,000 Lb. GVW.
Show less
Outlet Upper Engine Oil Cooler Hose Assembly for 1996-1997 Chevrolet C3500
A-Premium®Part # APOCL064
Outlet Upper Engine Oil Cooler Hose Assembly for 1996-1997 Chevrolet C3500
4.638 Reviews
$46.99
Low stock: Only 5 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionOutlet (Upper)
ColorNatural, Black
ConditionNew
item #1003ZYYK
Note
The part fits Cab vehicles with over 15,000 Lb. GVW.
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
Low stock: Only 5 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Subaru Forester: 2009 2010 2011 2012 2013
Check if this fits your vehicle
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
Outlet Upper Engine Oil Cooler Hose Assembly for 1988-1994 GMC C2500
A-Premium®Part # APOCL117
Outlet Upper Engine Oil Cooler Hose Assembly for 1988-1994 GMC C2500
4.638 Reviews
$74.99
Low stock: Only 3 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits GMC C2500: 1988 1989 1990 1991 1992 1993 1994
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionOutlet (Upper)
ColorNatural, Black
ConditionNew
item #1003ZZ7A
Show less
Outlet Auto Trans Oil Cooler Line Assembly for 1994-2002 Dodge Ram 3500
A-Premium®Part # APOCL094
Outlet Auto Trans Oil Cooler Line Assembly for 1994-2002 Dodge Ram 3500
4.638 Reviews
$41.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionAuxiliary Cooler Outlet (Driver Side)
ColorNatural, Black
ConditionNew
item #1003ZUYS
Note
Parts only fit vehicles with diesel engine.
Show less
Auto Trans Oil Cooler Line Assembly for 1993-1995 GMC C2500 Suburban
A-Premium®Part # APOCL058
Auto Trans Oil Cooler Line Assembly for 1993-1995 GMC C2500 Suburban
4.638 Reviews
$41.99
Low stock: Only 4 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits GMC C2500 Suburban: 1993 1994 1995
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionAuxiliary Cooler to Radiator (Passenger Side)
ColorNatural, Black
ConditionNew
item #1003ZL0N
Show less
Auto Trans Oil Cooler Line Assembly for 1993-1995 GMC K2500 Suburban
A-Premium®Part # APOCL058
Auto Trans Oil Cooler Line Assembly for 1993-1995 GMC K2500 Suburban
4.638 Reviews
$41.99
Low stock: Only 4 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits GMC K2500 Suburban: 1993 1994 1995
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionAuxiliary Cooler to Radiator (Passenger Side)
ColorNatural, Black
ConditionNew
item #1003ZKC1
Show less
Inlet and Outlet Auto Trans. Oil Cooler Line and Hose Assembly for 2007-2014 GMC Yukon
A-Premium®Part # APOCL520
Inlet and Outlet Auto Trans. Oil Cooler Line and Hose Assembly for 2007-2014 GMC Yukon
4.638 Reviews
$136.99
Low stock: Only 3 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits GMC Yukon: 2007 2008 2009 2010 2011 2012 2013 2014
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionInlet and Outlet
ColorNatural
ConditionNew
item #10177KUZ
Note
【Note-1】 Location: Inlet and Outlet.
【Note-2】 This item fits the model with Automatic Transmission Only, not fit Manual Transmission.
【Note-3】 This item fits the model without RPO Code KNP (Heavy Duty Transmission Cooling System).
Show less
Automatic Transmission Oil Cooler Hose Assy for 2008-2014 Ford Expedition
A-Premium®Part # APOCL556
Automatic Transmission Oil Cooler Hose Assy for 2008-2014 Ford Expedition
4.638 Reviews
$27.99
Low stock: Only 2 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Ford Expedition: 2008 2009 2010 2011 2012 2013 2014
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionAuxiliary Cooler to Radiator
ConditionNew
item #10177KDE
Note
【Note-1】 This item fits with Automatic Transmission Only, not fit Manual Transmission.
【Note-2】 For Ford Expedition fit the models Built from 12/04/07.
【Note-3】 Location: Auxiliary Cooler to Radiator.
Show less
Upper Transmission Oil Cooler Line for 2002-2005 Cadillac DeVille
A-Premium®Part # APOCL472
Upper Transmission Oil Cooler Line for 2002-2005 Cadillac DeVille
4.638 Reviews
$129.99
Low stock: Only 1 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Cadillac DeVille: 2002 2003 2004 2005
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionHose From Oil Cooler To Tube (Upper)
ColorBlack Silver
ConditionNew
item #10154XSC
Show less
Lower Automatic Transmission Oil Cooler Line for 2004-2007 Saturn Vue
A-Premium®Part # APOCL548
Lower Automatic Transmission Oil Cooler Line for 2004-2007 Saturn Vue
4.638 Reviews
$40.99
Low stock: Only 1 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Saturn Vue: 2004 2005 2006 2007
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionLower
ColorNatural
ConditionNew
item #1016VWVL
Note
This item fits the model with Automatic Transmission, not with Manual Transmission.
Show less
Upper Transmission Oil Cooler Line for 2004-2005 Pontiac Bonneville
A-Premium®Part # APOCL472
Upper Transmission Oil Cooler Line for 2004-2005 Pontiac Bonneville
4.638 Reviews
$129.99
Low stock: Only 1 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Pontiac Bonneville: 2004 2005
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionHose From Oil Cooler To Tube (Upper)
ColorBlack Silver
ConditionNew
item #10154ZRK
Show less
Outlet Transmission Oil Cooler Line for 2011-2016 Audi A4
A-Premium®Part # APOLC009
Outlet Transmission Oil Cooler Line for 2011-2016 Audi A4
4.638 Reviews
$103.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Audi A4: 2011 2012 2013 2014 2015 2016
Check if this fits your vehicle
Item LocatedUnited States
QuantityOne Set
Part interchange
8R0317818AA
ConditionNew
item #10154XRQ
Show less
Outlet Transmission Oil Cooler Line for 2015-2016 Audi allroad
A-Premium®Part # APOLC009
Outlet Transmission Oil Cooler Line for 2015-2016 Audi allroad
4.638 Reviews
$103.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Audi allroad: 2015 2016
Check if this fits your vehicle
Item LocatedUnited States
QuantityOne Set
Part interchange
8R0317818AA
ConditionNew
item #10154X2P
Show less
Lower Auto Trans Oil Cooler Line Assembly for 1993-1999 Saturn SW1
A-Premium®Part # APOCL022
Lower Auto Trans Oil Cooler Line Assembly for 1993-1999 Saturn SW1
4.638 Reviews
$23.99
Low stock: Only 3 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Saturn SW1: 1993 1994 1995 1996 1997 1998 1999
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionLower
ColorNatural, Black
ConditionNew
item #1003ZSSN
Show less
Lower Auto Trans Oil Cooler Line Assembly for 1991-1992 Saturn SC
A-Premium®Part # APOCL022
Lower Auto Trans Oil Cooler Line Assembly for 1991-1992 Saturn SC
4.638 Reviews
$23.99
Low stock: Only 3 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Saturn SC: 1991 1992
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionLower
ColorNatural, Black
ConditionNew
item #1003ZT6C
Show less
Auto Trans Oil Cooler Line Assembly for 1993-1995 GMC Yukon
A-Premium®Part # APOCL058
Auto Trans Oil Cooler Line Assembly for 1993-1995 GMC Yukon
4.638 Reviews
$41.99
Low stock: Only 4 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits GMC Yukon: 1993 1994 1995
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionAuxiliary Cooler to Radiator (Passenger Side)
ColorNatural, Black
ConditionNew
item #1003ZNVN
Show less
Auto Trans Oil Cooler Line Assembly for 1993-1995 GMC K1500
A-Premium®Part # APOCL058
Auto Trans Oil Cooler Line Assembly for 1993-1995 GMC K1500
4.638 Reviews
$41.99
Low stock: Only 4 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits GMC K1500: 1993 1994 1995
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionAuxiliary Cooler to Radiator (Passenger Side)
ColorNatural, Black
ConditionNew
item #1003ZLH5
Show less
Auto Trans Oil Cooler Line Assembly for 1993-1995 Chevrolet K1500
A-Premium®Part # APOCL058
Auto Trans Oil Cooler Line Assembly for 1993-1995 Chevrolet K1500
4.638 Reviews
$41.99
Low stock: Only 4 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Chevrolet K1500: 1993 1994 1995
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionAuxiliary Cooler to Radiator (Passenger Side)
ColorNatural, Black
ConditionNew
item #1003ZLET
Show less
Page 46 of 125

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.

Related Blogs

Engine Oil Cooler Lines: What They Do & Leak Signs

Spot engine oil cooler line leaks early to prevent pressure loss. Learn to distinguish them from transmission or coolant hoses, confirm leak sources safely, and choose the correct A-Premium replacement with precise fitment guidance.

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