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Oil Cooler Line

2505 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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Lower Hose Oil Cooler for 2005-2007 Nissan PathfinderLower Hose Oil Cooler for 2005-2007 Nissan Pathfinder
A-Premium®Part # APOCL571
Lower Hose Oil Cooler for 2005-2007 Nissan Pathfinder
4.638 Reviews
$17.99
Low stock: Only 4 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Nissan Pathfinder: 2005 2006 2007
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Item LocatedUnited States
Quantity1
ConditionNew
item #10177EGE
Note
Location: Lower.
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Lower Hose Oil Cooler for 2005-2019 Nissan Frontier
A-Premium®Part # APOCL571
Lower Hose Oil Cooler for 2005-2019 Nissan Frontier
4.638 Reviews
$17.99
Low stock: Only 4 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Nissan Frontier: 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019
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Item LocatedUnited States
Quantity1
ConditionNew
item #10177GAR
Note
Location: Lower.
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Engine Coolant Breather Pipe for 2005-2013 Chevrolet Corvette
A-Premium®Part # APOCL594
Engine Coolant Breather Pipe for 2005-2013 Chevrolet Corvette
4.638 Reviews
$65.99
Low stock: Only 3 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Chevrolet Corvette: 2005 2006 2007 2008 2009 2010 2011 2012 2013
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Item LocatedUnited States
Quantity1
ConditionNew
item #10184AZK
Note
For Cadillac CTS, this item fits the model with T56 Manual 6 Speed Transmission.
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Engine Coolant Breather Pipe for 2011-2017 Chevrolet Caprice
A-Premium®Part # APOCL594
Engine Coolant Breather Pipe for 2011-2017 Chevrolet Caprice
4.638 Reviews
$65.99
Low stock: Only 3 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Chevrolet Caprice: 2011 2012 2013 2014 2015 2016 2017
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Item LocatedUnited States
Quantity1
ConditionNew
item #1018483N
Note
For Cadillac CTS, this item fits the model with T56 Manual 6 Speed Transmission.
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Turbocharger Coolant Line for 2013-2016 Mini Cooper Paceman
A-Premium®Part # APOCL602
Turbocharger Coolant Line for 2013-2016 Mini Cooper Paceman
4.638 Reviews
$38.99
Low stock: Only 1 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Mini Cooper Paceman: 2013 2014 2015 2016
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Item LocatedUnited States
Quantity1
Installation PositionAuxiliary Water Pump To Turbocharger
ConditionNew
item #10184DZD
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Inlet & Outlet Automatic Transmission Oil Cooler Hose Assembly for 2013-2019 Ford Escape
A-Premium®Part # APOCL579
Inlet & Outlet Automatic Transmission Oil Cooler Hose Assembly for 2013-2019 Ford Escape
4.638 Reviews
$216.99
Low stock: Only 3 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Ford Escape: 2013 2014 2015 2016 2017 2018 2019
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Item LocatedUnited States
Installation PositionInter and Outlet
ConditionNew
item #10177EA6
Note
【Note-1】 Location: Inlet and Outlet.
【Note-2】 This item fits the model with Automatic Transmission, not fits Manual Transmission.
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Transmission Oil Cooler Line Assembly for 1993-1995 Chrysler Town & Country
A-Premium®Part # APOCL033
Transmission Oil Cooler Line Assembly for 1993-1995 Chrysler Town & Country
4.638 Reviews
$35.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
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Item LocatedUnited States
Installation PositionInlet and Outlet
ColorNatural, Black
ConditionNew
item #1003ZPGK
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Outlet Upper Engine Oil Cooler Hose Assembly for 1988-1990 GMC S15
A-Premium®Part # APOCL241
Outlet Upper Engine Oil Cooler Hose Assembly for 1988-1990 GMC S15
4.638 Reviews
$63.99
Low stock: Only 2 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits GMC S15: 1988 1989 1990
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Item LocatedUnited States
Installation PositionOutlet (Upper)
ColorNatural, Black
ConditionNew
item #1003ZTT2
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Lower Auto Trans Oil Cooler Line Assembly for 1998-1999 Pontiac Grand Prix
A-Premium®Part # APOCL066
Lower Auto Trans Oil Cooler Line Assembly for 1998-1999 Pontiac Grand Prix
4.638 Reviews
$53.99
Low stock: Only 5 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Pontiac Grand Prix: 1998 1999
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Item LocatedUnited States
Installation PositionLower
ColorNatural, Black
ConditionNew
item #1003ZTW2
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Lower Auto Trans Oil Cooler Line Assembly for 1998-1999 Chevrolet Lumina
A-Premium®Part # APOCL066
Lower Auto Trans Oil Cooler Line Assembly for 1998-1999 Chevrolet Lumina
4.638 Reviews
$53.99
Low stock: Only 5 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Chevrolet Lumina: 1998 1999
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Item LocatedUnited States
Installation PositionLower
ColorNatural, Black
ConditionNew
item #1003ZTA0
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Auto Trans Oil Cooler Line Assembly for 2009-2016 GMC Savana 4500
A-Premium®Part # APOCL019
Auto Trans Oil Cooler Line Assembly for 2009-2016 GMC Savana 4500
4.638 Reviews
$32.99
Low stock: Only 2 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits GMC Savana 4500: 2009 2010 2011 2012 2013 2014 2015 2016
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Item LocatedUnited States
Installation PositionCheck the fitment chart
ColorNatural, Black
ConditionNew
item #10040476
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Inlet Upper Engine Oil Cooler Hose Assembly for 1996-2002 GMC Savana 3500
A-Premium®Part # APOCL047
Inlet Upper Engine Oil Cooler Hose Assembly for 1996-2002 GMC Savana 3500
4.638 Reviews
$49.99
Low stock: Only 2 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits GMC Savana 3500: 1996 1997 1998 1999 2000 2001 2002
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Item LocatedUnited States
Installation PositionInlet (Upper)
ColorNatural, Black
ConditionNew
item #100402C3
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Inlet Upper Engine Oil Cooler Hose Assembly for 1996-2002 GMC Savana 2500
A-Premium®Part # APOCL047
Inlet Upper Engine Oil Cooler Hose Assembly for 1996-2002 GMC Savana 2500
4.638 Reviews
$49.99
Low stock: Only 2 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits GMC Savana 2500: 1996 1997 1998 1999 2000 2001 2002
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Item LocatedUnited States
Installation PositionInlet (Upper)
ColorNatural, Black
ConditionNew
item #100403HT
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Inlet Upper Engine Oil Cooler Hose Assembly for 1996 Chevrolet G30
A-Premium®Part # APOCL109
Inlet Upper Engine Oil Cooler Hose Assembly for 1996 Chevrolet G30
4.638 Reviews
$77.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 1996 Chevrolet G30
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionInlet (Upper)
ColorNatural, Black
ConditionNew
item #1004058W
Note
This part is the inlet (Upper) line and fit vehilces with auxiliary engine oil cooler.
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Auto Trans Oil Cooler Line Assembly for 1998-1999 Chevrolet K1500
A-Premium®Part # APOCL075
Auto Trans Oil Cooler Line Assembly for 1998-1999 Chevrolet K1500
4.638 Reviews
$58.99
Low stock: Only 5 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Chevrolet K1500: 1998 1999
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionAuxiliary Cooler (Driver Side) to Transmission
ColorNatural, Black
ConditionNew
item #100402HD
Note
【Note-1】 The location is from the auxiliary cooler (Driver Side) to the transmission (Exc. 2000 GMC Yukon).
【Note-2】 For 2000 GMC Yukon with RPO Code KNP (HD Trans Cooling System), this part is the inlet (Upper) line.
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Auto Trans Oil Cooler Line Assembly for 1998 GMC K2500
A-Premium®Part # APOCL075
Auto Trans Oil Cooler Line Assembly for 1998 GMC K2500
4.638 Reviews
$58.99
Low stock: Only 5 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 1998 GMC K2500
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionAuxiliary Cooler (Driver Side) to Transmission
ColorNatural, Black
ConditionNew
item #100402V8
Note
【Note-1】 The location is from the auxiliary cooler (Driver Side) to the transmission (Exc. 2000 GMC Yukon).
【Note-2】 For 2000 GMC Yukon with RPO Code KNP (HD Trans Cooling System), this part is the inlet (Upper) line.
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Auto Trans Oil Cooler Line Assembly for 1991-1999 Chevrolet Lumina
A-Premium®Part # APOCL072
Auto Trans Oil Cooler Line Assembly for 1991-1999 Chevrolet Lumina
4.638 Reviews
$33.99
Low stock: Only 4 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Chevrolet Lumina: 1991 1992 1993 1994 1995 1996 1997 1998 1999
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionCheck the fitment chart
ColorNatural, Black
ConditionNew
item #1004019G
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Transmission Oil Cooler Line Assembly for 1997-2000 Plymouth Voyager
A-Premium®Part # APOCL093
Transmission Oil Cooler Line Assembly for 1997-2000 Plymouth Voyager
4.638 Reviews
$35.99
Low stock: Only 1 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Plymouth Voyager: 1997 1998 1999 2000
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionInlet and Outlet
ColorBlack
ConditionNew
item #1003ZXUC
Note
Parts include both inlet and outlet lines and for 1997-1998 3.0L models, they only fit vehicles with Heater and 4 Speed Trans.
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Outlet Auto Trans Oil Cooler Line Assembly for 2000-2004 Ford Focus
A-Premium®Part # APOCL216
Outlet Auto Trans Oil Cooler Line Assembly for 2000-2004 Ford Focus
4.638 Reviews
$28.99
Low stock: Only 5 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Ford Focus: 2000 2001 2002 2003 2004
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Item LocatedUnited States
Installation PositionOutlet
ColorNatural, Black
ConditionNew
item #1003ZV8X
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Turbocharger Oil Line for 2001-2005 Audi Allroad Quattro
A-Premium®Part # APOCL359
Turbocharger Oil Line for 2001-2005 Audi Allroad Quattro
4.638 Reviews
$63.99
Low stock: Only 4 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Audi Allroad Quattro: 2001 2002 2003 2004 2005
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Item LocatedUnited States
Quantity1
Part interchange
5804011, 078145777C
ConditionNew
item #1013A5AE
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Page 96 of 126

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