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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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Engine Oil Cooler Hose Assembly for 2003-2007 Chevrolet Express 3500Engine Oil Cooler Hose Assembly for 2003-2007 Chevrolet Express 3500
A-Premium®Part # APOCL143
Engine Oil Cooler Hose Assembly for 2003-2007 Chevrolet Express 3500
4.638 Reviews
$119.99
Low stock: Only 1 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Chevrolet Express 3500: 2003 2004 2005 2006 2007
Check if this fits your vehicle
Item LocatedUnited States
Quantity1
ColorNatural, Black
ConditionNew
item #1003ZVCS
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Auto Trans Oil Cooler Hose for 2007 GMC Sierra 1500 HD Classic
A-Premium®Part # APOCL330
Auto Trans Oil Cooler Hose for 2007 GMC Sierra 1500 HD Classic
4.638 Reviews
$52.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2007 GMC Sierra 1500 HD Classic
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Item LocatedUnited States
Quantity1
ColorNatural, Black
ConditionNew
item #1004V0RC
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Auto Trans Oil Cooler Hose for 2001-2003 GMC Yukon XL 1500
A-Premium®Part # APOCL330
Auto Trans Oil Cooler Hose for 2001-2003 GMC Yukon XL 1500
4.638 Reviews
$52.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits GMC Yukon XL 1500: 2001 2002 2003
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Item LocatedUnited States
Quantity1
ColorNatural, Black
ConditionNew
item #1004V26G
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Inlet Automatic Transmission Oil Cooler Hose for 2010-2014 Audi A5
A-Premium®Part # APOLC006
Inlet Automatic Transmission Oil Cooler Hose for 2010-2014 Audi A5
4.638 Reviews
$58.99
Low stock: Only 5 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Audi A5: 2010 2011 2012 2013 2014
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Item LocatedUnited States
QuantityOne Set
ConditionNew
item #10154ZX3
Note
This item fits with Automatic Transmission Only, not fit Manual Transmission.
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Inlet Oil Cooler Line for 2013-2017 Chevrolet Equinox
A-Premium®Part # APOCL374
Inlet Oil Cooler Line for 2013-2017 Chevrolet Equinox
4.638 Reviews
$38.99
Low stock: Only 5 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Chevrolet Equinox: 2013 2014 2015 2016 2017
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Item LocatedUnited States
Quantity1
Installation PositionInlet
ConditionNew
item #10152DV5
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Outlet Lower Transmission Oil Cooler Line for 2003-2008 Isuzu Ascender
A-Premium®Part # APOCL106
Outlet Lower Transmission Oil Cooler Line for 2003-2008 Isuzu Ascender
4.638 Reviews
$48.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Isuzu Ascender: 2003 2004 2005 2006 2007 2008
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionRadiator Oil Cooler Outlet (Lower)
ColorNatural
ConditionNew
item #1003ZHLY
Note
This part is from lower radiator to quick connect.
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Outlet Lower Auto Trans Oil Cooler Line Assembly for 2001-2005 Pontiac Montana
A-Premium®Part # APOCL154
Outlet Lower Auto Trans Oil Cooler Line Assembly for 2001-2005 Pontiac Montana
4.638 Reviews
$48.99
Low stock: Only 1 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Pontiac Montana: 2001 2002 2003 2004 2005
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionOutlet (Lower)
ColorNatural, Black
ConditionNew
item #1003ZTCR
Note
This line is the outlet (Lower) line and for 2005 Pontiac Montana V6 3.4L, it only fits the base submodel.
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Outlet Transmission Oil Cooler Line Assembly for 2000-2003 Dodge Dakota
A-Premium®Part # APOCL247
Outlet Transmission Oil Cooler Line Assembly for 2000-2003 Dodge Dakota
4.638 Reviews
$103.99
Low stock: Only 3 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Dodge Dakota: 2000 2001 2002 2003
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionOutlet (Passenger Side)
ColorNatural, Black
ConditionNew
item #1003ZWCZ
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Outlet Auto Trans Oil Cooler Line Assembly for 2007-2009 Chevrolet C4500 Kodiak
A-Premium®Part # APOCL284
Outlet Auto Trans Oil Cooler Line Assembly for 2007-2009 Chevrolet C4500 Kodiak
4.638 Reviews
$71.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Chevrolet C4500 Kodiak: 2007 2008 2009
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionOutlet
ColorNatural, Black
ConditionNew
item #100404YL
Note
It is the outlet line.
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Outlet Auto Trans Oil Cooler Line Assembly for 2007-2009 GMC C5500 Topkick
A-Premium®Part # APOCL284
Outlet Auto Trans Oil Cooler Line Assembly for 2007-2009 GMC C5500 Topkick
4.638 Reviews
$71.99
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 PositionOutlet
ColorNatural, Black
ConditionNew
item #100401K9
Note
It is the outlet line.
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Outlet Upper Engine Oil Cooler Hose Assembly for 1992 Chevrolet K2500 Suburban
A-Premium®Part # APOCL142
Outlet Upper Engine Oil Cooler Hose Assembly for 1992 Chevrolet K2500 Suburban
4.638 Reviews
$58.99
Low stock: Only 2 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 1992 Chevrolet K2500 Suburban
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionOutlet (Upper)
ColorNatural, Black
ConditionNew
item #1004033S
Note
【Note-1】 For 1991 Chevrolet & GMC, this part fits vehicles without heavy-duty transmission.
【Note-2】 For 1992 Chevrolet & GMC, this part fits vehicles without heavy-duty transmission and the radiator shroud broadcast code is AMD/AGZ/AFT.
【Note-3】 For 1993 Chevrolet & GMC, this part fits vehicles without heavy-duty transmission and with 15,000 Lb. GVW except for Chevrolet C1500.
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Outlet Upper Engine Oil Cooler Hose Assembly for 1991-1992 GMC C2500
A-Premium®Part # APOCL142
Outlet Upper Engine Oil Cooler Hose Assembly for 1991-1992 GMC C2500
4.638 Reviews
$58.99
Low stock: Only 2 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits GMC C2500: 1991 1992
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionOutlet (Upper)
ColorNatural, Black
ConditionNew
item #1004048K
Note
【Note-1】 For 1991 Chevrolet & GMC, this part fits vehicles without heavy-duty transmission.
【Note-2】 For 1992 Chevrolet & GMC, this part fits vehicles without heavy-duty transmission and the radiator shroud broadcast code is AMD/AGZ/AFT.
【Note-3】 For 1993 Chevrolet & GMC, this part fits vehicles without heavy-duty transmission and with 15,000 Lb. GVW except for Chevrolet C1500.
Show less
Outlet Upper Engine Oil Cooler Hose Assembly for 1991-1993 Chevrolet K2500
A-Premium®Part # APOCL142
Outlet Upper Engine Oil Cooler Hose Assembly for 1991-1993 Chevrolet K2500
4.638 Reviews
$58.99
Low stock: Only 2 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Chevrolet K2500: 1991 1992 1993
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionOutlet (Upper)
ColorNatural, Black
ConditionNew
item #1004051V
Note
【Note-1】 For 1991 Chevrolet & GMC, this part fits vehicles without heavy-duty transmission.
【Note-2】 For 1992 Chevrolet & GMC, this part fits vehicles without heavy-duty transmission and the radiator shroud broadcast code is AMD/AGZ/AFT.
【Note-3】 For 1993 Chevrolet & GMC, this part fits vehicles without heavy-duty transmission and with 15,000 Lb. GVW except for Chevrolet C1500.
Show less
Auto Trans Oil Cooler Line Assembly for 2005-2009 Dodge Ram 2500
A-Premium®Part # APOCL171
Auto Trans Oil Cooler Line Assembly for 2005-2009 Dodge Ram 2500
4.638 Reviews
$75.99
Low stock: Only 2 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
Quantity1
ColorNatural, Black
ConditionNew
item #1003ZUS3
Show less
Inlet Lower Engine Oil Cooler Hose Assembly for 1994-1995 Chevrolet C3500HD
A-Premium®Part # APOCL120
Inlet Lower Engine Oil Cooler Hose Assembly for 1994-1995 Chevrolet C3500HD
4.638 Reviews
$59.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Chevrolet C3500HD: 1994 1995
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionInlet (Lower)
ColorNatural, Black
ConditionNew
item #1003ZXLP
Show less
Inlet Lower Engine Oil Cooler Hose Assembly for 1994-1995 Chevrolet K2500 Suburban
A-Premium®Part # APOCL120
Inlet Lower Engine Oil Cooler Hose Assembly for 1994-1995 Chevrolet K2500 Suburban
4.638 Reviews
$59.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Chevrolet K2500 Suburban: 1994 1995
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionInlet (Lower)
ColorNatural, Black
ConditionNew
item #1003ZX14
Show less
Lower Automatic Transmission Oil Cooler Line Assembly for 2007-2013 GMC Sierra 1500
A-Premium®Part # APOCL525
Lower Automatic Transmission Oil Cooler Line Assembly for 2007-2013 GMC Sierra 1500
4.638 Reviews
$56.99
Low stock: Only 4 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 PositionTransmission to Radiator (Lower)
ColorNatural
ConditionNew
item #10184DPC
Note
【Note-1】 Location: Transmission to Radiator (Lower).
【Note-2】 This item fits with Automatic Transmission Only, not fit Manual Transmission.
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Lower Automatic Transmission Oil Cooler Line Assembly for 2007-2009 Chevrolet Suburban 1500
A-Premium®Part # APOCL525
Lower Automatic Transmission Oil Cooler Line Assembly for 2007-2009 Chevrolet Suburban 1500
4.638 Reviews
$56.99
Low stock: Only 4 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Chevrolet Suburban 1500: 2007 2008 2009
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionTransmission to Radiator (Lower)
ColorNatural
ConditionNew
item #10184AL5
Note
【Note-1】 Location: Transmission to Radiator (Lower).
【Note-2】 This item fits with Automatic Transmission Only, not fit Manual Transmission.
Show less
4 Pcs Auto Transmission Oil Cooler Hose Assembly for 2011-2014 Ford F-150
A-Premium®Part # APOCL600
4 Pcs Auto Transmission Oil Cooler Hose Assembly for 2011-2014 Ford F-150
4.638 Reviews
$227.99
Low stock: Only 1 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Ford F-150: 2011 2012 2013 2014
Check if this fits your vehicle
Item LocatedUnited States
Quantity4
ConditionNew
item #10184DZZ
Note
【Note-1】 Location: Inlet & Outlet, Auxiliary Cooler Outlet (Passenger Side), Radiator Oil Cooler Inlet (Lower), Auxiliary Cooler to Radiator.
【Note-2】 This item only fits the model with 6R80 Transmission.
【Note-3】 This item fits the model with Auxiliary Cooler.
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Auto Trans Oil Cooler Hose for 2001-2006 GMC Sierra 2500 HD
A-Premium®Part # APOCL330
Auto Trans Oil Cooler Hose for 2001-2006 GMC Sierra 2500 HD
4.638 Reviews
$52.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits GMC Sierra 2500 HD: 2001 2002 2003 2004 2005 2006
Check if this fits your vehicle
Item LocatedUnited States
Quantity1
ColorNatural, Black
ConditionNew
item #1004V44K
Show less
Page 49 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