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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.

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Transmission Oil Cooler Line Assembly for 2012-2017 Buick VeranoTransmission Oil Cooler Line Assembly for 2012-2017 Buick Verano
A-Premium®Part # APOCL251
Transmission Oil Cooler Line Assembly for 2012-2017 Buick Verano
4.638 Reviews
$78.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Buick Verano: 2012 2013 2014 2015 2016 2017
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionInlet and Outlet
ColorNatural, Black
ConditionNew
item #1003ZVQL
Show less
Outlet Upper Engine Oil Cooler Hose Assembly for 1994-1995 Chevrolet C1500 Suburban
A-Premium®Part # APOCL119
Outlet Upper Engine Oil Cooler Hose Assembly for 1994-1995 Chevrolet C1500 Suburban
4.638 Reviews
$57.99
Low stock: Only 3 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Chevrolet C1500 Suburban: 1994 1995
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionOutlet (Upper)
ColorNatural, Black
ConditionNew
item #1003ZW33
Note
This part is the outlet (Upper) line and please carefully check the model details.
Show less
Outlet Upper Engine Oil Cooler Hose Assembly for 1994-1995 Chevrolet C2500
A-Premium®Part # APOCL119
Outlet Upper Engine Oil Cooler Hose Assembly for 1994-1995 Chevrolet C2500
4.638 Reviews
$57.99
Low stock: Only 3 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Chevrolet C2500: 1994 1995
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionOutlet (Upper)
ColorNatural, Black
ConditionNew
item #1003ZY62
Note
This part is the outlet (Upper) line and please carefully check the model details.
Show less
Lower Transmission Oil Cooler Line Assembly for 2003-2004 Dodge Ram 2500
A-Premium®Part # APOCL172
Lower Transmission Oil Cooler Line Assembly for 2003-2004 Dodge Ram 2500
4.638 Reviews
$97.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Dodge Ram 2500: 2003 2004
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionAuxiliary Cooler To Tube (Lower)
ColorNatural
ConditionNew
item #1004CC6U
Show less
Inlet and Outlet Auto Trans. Oil Cooler Line for 2015 Cadillac Escalade
A-Premium®Part # APOCL547
Inlet and Outlet Auto Trans. Oil Cooler Line for 2015 Cadillac Escalade
4.638 Reviews
$103.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2015 Cadillac Escalade
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionInlet and Outlet
ColorBlack
ConditionNew
item #10177D7W
Note
【Note-1】 Location: Inlet and Outlet.
【Note-2】 This item fits the model with Automatic Transmission, not fits Manual Transmission.
【Note-3】 For 2019-2020 Chevrolet Tahoe, This item fits PPV & Police Submodel.
【Note-4】 For 2014-2018 Chevrolet Silverado 1500 & GMC Sierra 1500, This item fits Engine Except V6 4.3L.
【Note-5】 For 2019 Chevrolet Silverado 1500 & GMC Sierra 1500, This item fits V8 5.3L Engine.
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Auto Trans Oil Cooler Hose for 2009-2019 GMC Savana 3500
A-Premium®Part # APOCL344
Auto Trans Oil Cooler Hose for 2009-2019 GMC Savana 3500
4.638 Reviews
$113.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits GMC Savana 3500: 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 #1004V170
Show less
Inlet and Outlet Auto Trans. Oil Cooler Line for 2015 Cadillac Escalade ESV
A-Premium®Part # APOCL547
Inlet and Outlet Auto Trans. Oil Cooler Line for 2015 Cadillac Escalade ESV
4.638 Reviews
$103.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2015 Cadillac Escalade ESV
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionInlet and Outlet
ColorBlack
ConditionNew
item #10177ES2
Note
【Note-1】 Location: Inlet and Outlet.
【Note-2】 This item fits the model with Automatic Transmission, not fits Manual Transmission.
【Note-3】 For 2019-2020 Chevrolet Tahoe, This item fits PPV & Police Submodel.
【Note-4】 For 2014-2018 Chevrolet Silverado 1500 & GMC Sierra 1500, This item fits Engine Except V6 4.3L.
【Note-5】 For 2019 Chevrolet Silverado 1500 & GMC Sierra 1500, This item fits V8 5.3L Engine.
Show less
Auto Trans Oil Cooler Hose for 1997-2003 Chevrolet Malibu
A-Premium®Part # APOCL306
Auto Trans Oil Cooler Hose for 1997-2003 Chevrolet Malibu
4.638 Reviews
$65.99
Low stock: Only 3 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Chevrolet Malibu: 1997 1998 1999 2000 2001 2002 2003
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionTransmission to Radiator
ColorNatural, Black
ConditionNew
item #1004V0T3
Show less
Outlet Engine Oil Cooler Hose Assembly for 2003-2006 GMC Sierra 3500
A-Premium®Part # APOCL144
Outlet Engine Oil Cooler Hose Assembly for 2003-2006 GMC Sierra 3500
4.638 Reviews
$49.99
Low stock: Only 1 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits GMC Sierra 3500: 2003 2004 2005 2006
Check if this fits your vehicle
Item LocatedUnited States
Quantity1
Installation PositionOutlet
ConditionNew
item #1004C9VK
Show less
Inlet Auto Trans Oil Cooler Line Assembly for 2007-2009 GMC C5500 Topkick
A-Premium®Part # APOCL283
Inlet Auto Trans Oil Cooler Line Assembly for 2007-2009 GMC C5500 Topkick
4.638 Reviews
$50.99
Low stock: Only 4 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits GMC C5500 Topkick: 2007 2008 2009
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionInlet
ColorNatural, Black
ConditionNew
item #1004012W
Note
The line is the inlet line and only fits V8 6.6L vehicles.
Show less
Outlet Upper Engine Oil Cooler Hose Assembly for 1994-1995 Chevrolet C3500
A-Premium®Part # APOCL119
Outlet Upper Engine Oil Cooler Hose Assembly for 1994-1995 Chevrolet C3500
4.638 Reviews
$57.99
Low stock: Only 3 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Chevrolet C3500: 1994 1995
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionOutlet (Upper)
ColorNatural, Black
ConditionNew
item #1003ZYG9
Note
This part is the outlet (Upper) line and please carefully check the model details.
Show less
Outlet Upper Engine Oil Cooler Hose Assembly for 1994-1995 GMC C2500
A-Premium®Part # APOCL119
Outlet Upper Engine Oil Cooler Hose Assembly for 1994-1995 GMC C2500
4.638 Reviews
$57.99
Low stock: Only 3 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits GMC C2500: 1994 1995
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionOutlet (Upper)
ColorNatural, Black
ConditionNew
item #1003ZVZ8
Note
This part is the outlet (Upper) line and please carefully check the model details.
Show less
Outlet Upper Engine Oil Cooler Hose Assembly for 1994-1995 GMC C3500
A-Premium®Part # APOCL119
Outlet Upper Engine Oil Cooler Hose Assembly for 1994-1995 GMC C3500
4.638 Reviews
$57.99
Low stock: Only 3 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits GMC C3500: 1994 1995
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionOutlet (Upper)
ColorNatural, Black
ConditionNew
item #1003ZZT7
Note
This part is the outlet (Upper) line and please carefully check the model details.
Show less
Inlet Engine Oil Cooler Hose Assembly for 2003-2006 GMC Sierra 3500
A-Premium®Part # APOCL051
Inlet Engine Oil Cooler Hose Assembly for 2003-2006 GMC Sierra 3500
4.638 Reviews
$76.99
Low stock: Only 4 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits GMC Sierra 3500: 2003 2004 2005 2006
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionInlet
ColorNatural, Black
ConditionNew
item #100403G6
Show less
Inlet Engine Oil Cooler Hose Assembly for 2003-2006 Chevrolet Suburban 2500
A-Premium®Part # APOCL051
Inlet Engine Oil Cooler Hose Assembly for 2003-2006 Chevrolet Suburban 2500
4.638 Reviews
$76.99
Low stock: Only 4 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Chevrolet Suburban 2500: 2003 2004 2005 2006
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionInlet
ColorNatural, Black
ConditionNew
item #100400K4
Show less
Outlet Engine Oil Cooler Hose Assembly for 2003-2006 GMC Yukon XL 2500
A-Premium®Part # APOCL144
Outlet Engine Oil Cooler Hose Assembly for 2003-2006 GMC Yukon XL 2500
4.638 Reviews
$49.99
Low stock: Only 1 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits GMC Yukon XL 2500: 2003 2004 2005 2006
Check if this fits your vehicle
Item LocatedUnited States
Quantity1
Installation PositionOutlet
ConditionNew
item #1004CAKU
Show less
Lower Transmission Oil Cooler Line Assembly for 2003-2004 Dodge Ram 3500
A-Premium®Part # APOCL172
Lower Transmission Oil Cooler Line Assembly for 2003-2004 Dodge Ram 3500
4.638 Reviews
$97.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Dodge Ram 3500: 2003 2004
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionAuxiliary Cooler To Tube (Lower)
ColorNatural
ConditionNew
item #1004CD8N
Show less
Auto Trans Oil Cooler Hose for 1999-2005 Pontiac Grand Am
A-Premium®Part # APOCL306
Auto Trans Oil Cooler Hose for 1999-2005 Pontiac Grand Am
4.638 Reviews
$65.99
Low stock: Only 3 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Pontiac Grand Am: 1999 2000 2001 2002 2003 2004 2005
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionTransmission to Radiator
ColorNatural, Black
ConditionNew
item #1004V30X
Show less
Auto Trans Oil Cooler Hose for 2010-2019 GMC Savana 2500
A-Premium®Part # APOCL344
Auto Trans Oil Cooler Hose for 2010-2019 GMC Savana 2500
4.638 Reviews
$113.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits GMC Savana 2500: 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 #1004V30V
Show less
Auto Trans Oil Cooler Hose for 2010-2019 Chevrolet Express 3500
A-Premium®Part # APOCL344
Auto Trans Oil Cooler Hose for 2010-2019 Chevrolet Express 3500
4.638 Reviews
$113.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Chevrolet Express 3500: 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 #1004V1G2
Show less
Page 35 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