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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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Outlet Engine Oil Cooler Line for 2010-2015 BMW 550i GTOutlet Engine Oil Cooler Line for 2010-2015 BMW 550i GT
A-Premium®Part # APOLC029
Outlet Engine Oil Cooler Line for 2010-2015 BMW 550i GT
4.638 Reviews
$96.99
Low stock: Only 4 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits BMW 550i GT: 2010 2011 2012 2013 2014 2015
Check if this fits your vehicle
Item LocatedUnited States
Quantity1
Installation PositionOutlet
ConditionNew
item #1015V97Y
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Engine Oil Cooler Hose Assembly for 1994-1995 Chevrolet S10
A-Premium®Part # APOCL017
Engine Oil Cooler Hose Assembly for 1994-1995 Chevrolet S10
4.638 Reviews
$57.99
Low stock: Only 2 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Chevrolet S10: 1994 1995
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionInlet and Outlet From Oil Filter To Radiator
ColorNatural, Black
ConditionNew
item #100404QA
Note
This inlet and outlet assembly is from the oil filter to radiator
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Outlet Upper Engine Oil Cooler Hose Assembly for 1991-1993 GMC K3500
A-Premium®Part # APOCL142
Outlet Upper Engine Oil Cooler Hose Assembly for 1991-1993 GMC K3500
4.638 Reviews
$58.99
Low stock: Only 2 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits GMC K3500: 1991 1992 1993
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionOutlet (Upper)
ColorNatural, Black
ConditionNew
item #100400TP
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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Inlet Lower Engine Oil Cooler Hose Assembly for 1994-1995 GMC C3500HD
A-Premium®Part # APOCL120
Inlet Lower Engine Oil Cooler Hose Assembly for 1994-1995 GMC C3500HD
4.638 Reviews
$59.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits GMC C3500HD: 1994 1995
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionInlet (Lower)
ColorNatural, Black
ConditionNew
item #1003ZWRT
Show less
Inlet Lower Engine Oil Cooler Hose Assembly for 1994-1995 GMC K3500
A-Premium®Part # APOCL120
Inlet Lower Engine Oil Cooler Hose Assembly for 1994-1995 GMC K3500
4.638 Reviews
$59.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits GMC K3500: 1994 1995
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionInlet (Lower)
ColorNatural, Black
ConditionNew
item #1003ZX94
Show less
Transmission Oil Cooler Line for 2011-2014 GMC Sierra 2500 HD
A-Premium®Part # APOCL459
Transmission Oil Cooler Line for 2011-2014 GMC Sierra 2500 HD
4.638 Reviews
$136.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits GMC Sierra 2500 HD: 2011 2012 2013 2014
Check if this fits your vehicle
Item LocatedUnited States
Quantity1
Part interchange
5801987, 20977534
ConditionNew
item #10152HH8
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Inlet Automatic Transmission Oil Cooler Hose for 2009-2016 Audi A4
A-Premium®Part # APOLC006
Inlet Automatic Transmission Oil Cooler Hose for 2009-2016 Audi A4
4.638 Reviews
$58.99
Low stock: Only 5 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Audi A4: 2009 2010 2011 2012 2013 2014 2015 2016
Check if this fits your vehicle
Item LocatedUnited States
QuantityOne Set
ConditionNew
item #10154XZP
Note
This item fits with Automatic Transmission Only, not fit Manual Transmission.
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Inlet Automatic Transmission Oil Cooler Hose for 2010-2017 Audi A5 Quattro
A-Premium®Part # APOLC006
Inlet Automatic Transmission Oil Cooler Hose for 2010-2017 Audi A5 Quattro
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 Quattro: 2010 2011 2012 2013 2014 2015 2016 2017
Check if this fits your vehicle
Item LocatedUnited States
QuantityOne Set
ConditionNew
item #10154VKH
Note
This item fits with Automatic Transmission Only, not fit Manual Transmission.
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Auto Trans Oil Cooler Hose for 2002-2003 Cadillac Escalade EXT
A-Premium®Part # APOCL330
Auto Trans Oil Cooler Hose for 2002-2003 Cadillac Escalade EXT
4.638 Reviews
$52.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Cadillac Escalade EXT: 2002 2003
Check if this fits your vehicle
Item LocatedUnited States
Quantity1
ColorNatural, Black
ConditionNew
item #1004V08W
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Auto Trans Oil Cooler Line Assembly for 1998-2005 Ford Ranger
A-Premium®Part # APOCL203
Auto Trans Oil Cooler Line Assembly for 1998-2005 Ford Ranger
4.638 Reviews
$57.99
Low stock: Only 4 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Ford Ranger: 1998 1999 2000 2001 2002 2003 2004 2005
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionAuxiliary Cooler (Passenger Side) to Transmission
ColorNatural
ConditionNew
item #1003ZZSS
Note
The line is from the auxiliary cooler (Passenger Side) to transmission.
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Inlet Lower Auto Trans Oil Cooler Line Assembly for 2007-2009 Pontiac G6
A-Premium®Part # APOCL256
Inlet Lower Auto Trans Oil Cooler Line Assembly for 2007-2009 Pontiac G6
4.638 Reviews
$53.99
Low stock: Only 2 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Pontiac G6: 2007 2008 2009
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionInlet (Lower)
ColorNatural, Black
ConditionNew
item #100404L3
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Inlet Lower Auto Trans Oil Cooler Line Assembly for 2008-2012 Chevrolet Malibu
A-Premium®Part # APOCL256
Inlet Lower Auto Trans Oil Cooler Line Assembly for 2008-2012 Chevrolet Malibu
4.638 Reviews
$53.99
Low stock: Only 2 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Chevrolet Malibu: 2008 2009 2010 2011 2012
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionInlet (Lower)
ColorNatural, Black
ConditionNew
item #1004023Q
Show less
Inlet Upper Engine Oil Cooler Hose Assembly for 1994-1995 GMC K1500
A-Premium®Part # APOCL028
Inlet Upper Engine Oil Cooler Hose Assembly for 1994-1995 GMC K1500
4.638 Reviews
$45.99
Low stock: Only 1 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits GMC K1500: 1994 1995
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionInlet (Upper)
ColorNatural, Black
ConditionNew
item #100403NG
Show less
Inlet Lower Auto Trans Oil Cooler Line Assembly for 2007-2009 Chrysler Aspen
A-Premium®Part # APOCL156
Inlet Lower Auto Trans Oil Cooler Line Assembly for 2007-2009 Chrysler Aspen
4.638 Reviews
$68.99
Low stock: Only 2 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Chrysler Aspen: 2007 2008 2009
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionInlet From Radiator (Lower Passenger Side)
ColorNatural, Black
ConditionNew
item #1003ZREE
Note
This return line only fits vehicles with automatic trans.
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Outlet Transmission Oil Cooler Line Assembly for 1994-2002 Dodge Ram 3500
A-Premium®Part # APOCL095
Outlet Transmission Oil Cooler Line Assembly for 1994-2002 Dodge Ram 3500
4.638 Reviews
$52.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Dodge Ram 3500: 1994 1995 1996 1997 1998 1999 2000 2001 2002
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionAuxiliary Cooler Outlet (Passenger Side)
ColorNatural, Black
ConditionNew
item #1003ZVW4
Show less
Inlet & Outlet Auto Trans. Oil Cooler Hose for 2022 GMC Sierra 1500 Limited
A-Premium®Part # APOCL489
Inlet & Outlet Auto Trans. Oil Cooler Hose for 2022 GMC Sierra 1500 Limited
4.638 Reviews
$169.99
Low stock: Only 4 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2022 GMC Sierra 1500 Limited
Check if this fits your vehicle
Item LocatedUnited States
QuantityOne Set
ConditionNew
item #10154VYH
Note
This item fits with Automatic Transmission Only, not fit Manual Transmission.
Show less
Inlet & Outlet Auto Trans. Oil Cooler Hose for 2019-2021 Chevrolet Silverado 1500
A-Premium®Part # APOCL489
Inlet & Outlet Auto Trans. Oil Cooler Hose for 2019-2021 Chevrolet Silverado 1500
4.638 Reviews
$169.99
Low stock: Only 4 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Chevrolet Silverado 1500: 2019 2020 2021
Check if this fits your vehicle
Item LocatedUnited States
QuantityOne Set
ConditionNew
item #10154UY0
Note
This item fits with Automatic Transmission Only, not fit Manual Transmission.
Show less
Inlet & Outlet Auto Trans. Oil Cooler Hose for 2019-2021 GMC Sierra 1500
A-Premium®Part # APOCL489
Inlet & Outlet Auto Trans. Oil Cooler Hose for 2019-2021 GMC Sierra 1500
4.638 Reviews
$169.99
Low stock: Only 4 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits GMC Sierra 1500: 2019 2020 2021
Check if this fits your vehicle
Item LocatedUnited States
QuantityOne Set
ConditionNew
item #10154XK9
Note
This item fits with Automatic Transmission Only, not fit Manual Transmission.
Show less
Inlet Lower Engine Oil Cooler Hose Assembly for 1991-1993 Chevrolet K2500
A-Premium®Part # APOCL141
Inlet Lower Engine Oil Cooler Hose Assembly for 1991-1993 Chevrolet K2500
4.638 Reviews
$53.99
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 PositionInlet (Lower)
ColorNatural, Black
ConditionNew
item #1004011A
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
Transmission Oil Cooler Line Assembly for 1993-1995 GMC C3500
A-Premium®Part # APOCL068
Transmission Oil Cooler Line Assembly for 1993-1995 GMC C3500
4.638 Reviews
$49.99
Low stock: Only 4 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits GMC C3500: 1993 1994 1995
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionAuxiliary Cooler to Radiator (Passenger Side)
ColorNatural, Black
ConditionNew
item #1003ZUC7
Note
Part's location is from the auxiliary cooler to the radiator (passenger side).
Show less
Page 59 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.

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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