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Oil Cooler Line

2493 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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Transmission Oil Cooler Line Assembly for 2006 Lincoln Mark LTTransmission Oil Cooler Line Assembly for 2006 Lincoln Mark LT
A-Premium®Part # APOCL271
Transmission Oil Cooler Line Assembly for 2006 Lincoln Mark LT
4.638 Reviews
$121.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2006 Lincoln Mark LT
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionAuxiliary Cooler to Radiator
ColorNatural, Black
ConditionNew
item #1003ZY6V
Note
For 2005-2006 Ford F-150, this part does not fit V6 4.2L vehicles.
Show less
Inlet Upper Transmission Oil Cooler Line Assembly for 2005 Dodge Ram 2500
A-Premium®Part # APOCL190
Inlet Upper Transmission Oil Cooler Line Assembly for 2005 Dodge Ram 2500
4.638 Reviews
$77.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionAuxiliary Cooler Inlet (Upper)
ColorNatural, Black
ConditionNew
item #1003ZP4X
Note
The location of this part is from torque converter cooler tube, hose and vacuum valve.
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Outlet Engine Oil Cooler Line for 2008 BMW 535xi
A-Premium®Part # APOLC020
Outlet Engine Oil Cooler Line for 2008 BMW 535xi
4.638 Reviews
$86.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2008 BMW 535xi
Check if this fits your vehicle
Item LocatedUnited States
QuantityOne Set
Part interchange
17227560980
ConditionNew
item #10154X87
Show less
Transmission Oil Cooler Line Assembly for 2006-2008 Lincoln Mark LT
A-Premium®Part # APOCL249
Transmission Oil Cooler Line Assembly for 2006-2008 Lincoln Mark LT
4.638 Reviews
$81.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Lincoln Mark LT: 2006 2007 2008
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionInlet and Outlet
ColorNatural, Black
ConditionNew
item #1003ZPPE
Show less
Transmission Oil Cooler Line Assembly for 2005-2006 Ford F-150
A-Premium®Part # APOCL271
Transmission Oil Cooler Line Assembly for 2005-2006 Ford F-150
4.638 Reviews
$121.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Ford F-150: 2005 2006
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionAuxiliary Cooler to Radiator
ColorNatural, Black
ConditionNew
item #1003ZX7X
Note
For 2005-2006 Ford F-150, this part does not fit V6 4.2L vehicles.
Show less
Inlet Upper Transmission Oil Cooler Line Assembly for 2005 Dodge Ram 3500
A-Premium®Part # APOCL190
Inlet Upper Transmission Oil Cooler Line Assembly for 2005 Dodge Ram 3500
4.638 Reviews
$77.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionAuxiliary Cooler Inlet (Upper)
ColorNatural, Black
ConditionNew
item #1003ZSWU
Note
The location of this part is from torque converter cooler tube, hose and vacuum valve.
Show less
Outlet Engine Oil Cooler Line for 2009-2010 BMW 535i xDrive
A-Premium®Part # APOLC020
Outlet Engine Oil Cooler Line for 2009-2010 BMW 535i xDrive
4.638 Reviews
$86.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits BMW 535i xDrive: 2009 2010
Check if this fits your vehicle
Item LocatedUnited States
QuantityOne Set
Part interchange
17227560980
ConditionNew
item #10154Y1C
Show less
Transmission Oil Cooler Line Assembly for 2006-2008 Ford F-150
A-Premium®Part # APOCL249
Transmission Oil Cooler Line Assembly for 2006-2008 Ford F-150
4.638 Reviews
$81.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Ford F-150: 2006 2007 2008
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionInlet and Outlet
ColorNatural, Black
ConditionNew
item #1003ZR27
Show less
Auto Trans Oil Cooler Line Assembly for 2005-2009 Dodge Ram 2500
A-Premium®Part # APOCL048
Auto Trans Oil Cooler Line Assembly for 2005-2009 Dodge Ram 2500
4.638 Reviews
$117.99
Low stock: Only 4 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Dodge Ram 2500: 2005 2006 2007 2008 2009
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionTorque Converter Cooler to Transmission Oil Cooler
ColorNatural, Black
ConditionNew
item #1003ZYH1
Show less
Transmission Oil Cooler Line Assembly for 2012-2015 Ram C/V
A-Premium®Part # APOCL187
Transmission Oil Cooler Line Assembly for 2012-2015 Ram C/V
4.638 Reviews
$62.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Ram C/V: 2012 2013 2014 2015
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionInlet and Outlet
ColorNatural, Black
ConditionNew
item #1003ZT8U
Show less
Outlet Engine Oil Cooler Line for 2008-2010 BMW 535i
A-Premium®Part # APOLC020
Outlet Engine Oil Cooler Line for 2008-2010 BMW 535i
4.638 Reviews
$86.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits BMW 535i: 2008 2009 2010
Check if this fits your vehicle
Item LocatedUnited States
QuantityOne Set
Part interchange
17227560980
ConditionNew
item #10154XLK
Show less
Oil Cooler Hose Assembly for 2004 Ford F-150
A-Premium®Part # APOCL544
Oil Cooler Hose Assembly for 2004 Ford F-150
4.638 Reviews
$120.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2004 Ford F-150
Check if this fits your vehicle
Item LocatedUnited States
QuantityOne Set
Part interchange
4L3Z7R081AB, 5801736
ConditionNew
item #10177G8R
Show less
Auto Trans Oil Cooler Line Assembly for 2005-2009 Dodge Ram 3500
A-Premium®Part # APOCL048
Auto Trans Oil Cooler Line Assembly for 2005-2009 Dodge Ram 3500
4.638 Reviews
$117.99
Low stock: Only 4 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Dodge Ram 3500: 2005 2006 2007 2008 2009
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionTorque Converter Cooler to Transmission Oil Cooler
ColorNatural, Black
ConditionNew
item #1003ZXP5
Show less
Transmission Oil Cooler Line Assembly for 2008-2016 Chrysler Town & Country
A-Premium®Part # APOCL187
Transmission Oil Cooler Line Assembly for 2008-2016 Chrysler Town & Country
4.638 Reviews
$62.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionInlet and Outlet
ColorNatural, Black
ConditionNew
item #1003ZRP4
Show less
Outlet Lower Engine Oil Cooler Hose Assembly for 1996-1999 GMC K1500
A-Premium®Part # APOCL013
Outlet Lower Engine Oil Cooler Hose Assembly for 1996-1999 GMC K1500
4.638 Reviews
$46.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits GMC K1500: 1996 1997 1998 1999
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionOutlet (Lower)
ColorNatural, Black
ConditionNew
item #1003ZXP0
Show less
Auto Trans Oil Cooler Line Assembly for 2003-2009 Dodge Ram 2500
A-Premium®Part # APOCL036
Auto Trans Oil Cooler Line Assembly for 2003-2009 Dodge Ram 2500
4.638 Reviews
$59.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Dodge Ram 2500: 2003 2004 2005 2006 2007 2008 2009
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionTorque Converter Cooler to Transmission
ColorNatural, Black
ConditionNew
item #1003ZLWS
Show less
Engine Oil Cooler Hose Assembly for 2007-2013 GMC Sierra 1500
A-Premium®Part # APOCL026
Engine Oil Cooler Hose Assembly for 2007-2013 GMC Sierra 1500
4.638 Reviews
$108.99
Low stock: Only 5 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits GMC Sierra 1500: 2007 2008 2009 2010 2011 2012 2013
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionInlet and Outlet
ColorNatural, Black
ConditionNew
item #100403PW
Show less
Transmission Oil Cooler Line Assembly for 2008-2019 Dodge Grand Caravan
A-Premium®Part # APOCL187
Transmission Oil Cooler Line Assembly for 2008-2019 Dodge Grand Caravan
4.638 Reviews
$62.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Dodge Grand Caravan: 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionInlet and Outlet
ColorNatural, Black
ConditionNew
item #1003ZTQW
Show less
Outlet Lower Engine Oil Cooler Hose Assembly for 1996-1999 GMC K1500 Suburban
A-Premium®Part # APOCL013
Outlet Lower Engine Oil Cooler Hose Assembly for 1996-1999 GMC K1500 Suburban
4.638 Reviews
$46.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits GMC K1500 Suburban: 1996 1997 1998 1999
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionOutlet (Lower)
ColorNatural, Black
ConditionNew
item #1003ZV5G
Show less
Auto Trans Oil Cooler Line Assembly for 2003-2009 Dodge Ram 3500
A-Premium®Part # APOCL036
Auto Trans Oil Cooler Line Assembly for 2003-2009 Dodge Ram 3500
4.638 Reviews
$59.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Dodge Ram 3500: 2003 2004 2005 2006 2007 2008 2009
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionTorque Converter Cooler to Transmission
ColorNatural, Black
ConditionNew
item #1003ZGTQ
Show less
Page 1 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