24/7 Customer service
To make aftermarket auto parts an afterthought.
Add your vehicle
Address
Login
Cart
Item
$0.00

Popular vehicles

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.

  • All filters
  • Sort By
  • Year
  • Make
  • Model
  • Price
  • Placement on Vehicle
  • Brand
  • Material
  • Color
  • Warranty
Outlet Transmission Oil Cooler Line for 2021-2025 Cadillac XT6Outlet Transmission Oil Cooler Line for 2021-2025 Cadillac XT6
A-Premium®Part # APOCL381
Outlet Transmission Oil Cooler Line for 2021-2025 Cadillac XT6
4.638 Reviews
$33.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Cadillac XT6: 2021 2022 2023 2024 2025
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionOutlet
ColorBlack
ConditionNew
item #1013Q060
Show less
Outlet Transmission Oil Cooler Line for 2021-2025 Buick Envision
A-Premium®Part # APOCL381
Outlet Transmission Oil Cooler Line for 2021-2025 Buick Envision
4.638 Reviews
$33.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Buick Envision: 2021 2022 2023 2024 2025
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionOutlet
ColorBlack
ConditionNew
item #1013Q10P
Show less
Inlet Automatic Transmission Oil Cooler Hose for 2005-2006 Saturn Relay
A-Premium®Part # APOCL468
Inlet Automatic Transmission Oil Cooler Hose for 2005-2006 Saturn Relay
4.638 Reviews
$89.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Saturn Relay: 2005 2006
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionInlet (Upper)
ConditionNew
item #10152HR5
Note
This item fits with Automatic Transmission Only, not fit Manual Transmission.
Show less
Oil Cooler Line for 2008 Ford Escape
A-Premium®Part # APOCL403
Oil Cooler Line for 2008 Ford Escape
4.638 Reviews
$43.99
Low stock: Only 3 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2008 Ford Escape
Check if this fits your vehicle
Item LocatedUnited States
Quantity1
Part interchange
5802060, 8L8Z7890C
ConditionNew
item #10152DEQ
Show less
Inlet & Outlet Automatic Transmission Oil Cooler Hose for 2012-2018 Chevrolet Sonic
A-Premium®Part # APOCL470
Inlet & Outlet Automatic Transmission Oil Cooler Hose for 2012-2018 Chevrolet Sonic
4.638 Reviews
$98.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Chevrolet Sonic: 2012 2013 2014 2015 2016 2017 2018
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionInlet and Outlet
ConditionNew
item #10152L83
Note
This item fits with Automatic Transmission Only, not fit Manual Transmission.
Show less
Auxiliary Inlet Transmission Oil Cooler Line for 2016-2019 Chevrolet Silverado 1500
A-Premium®Part # APOCL422
Auxiliary Inlet Transmission Oil Cooler Line for 2016-2019 Chevrolet Silverado 1500
4.638 Reviews
$38.99
Low stock: Only 5 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Chevrolet Silverado 1500: 2016 2017 2018 2019
Check if this fits your vehicle
Item LocatedUnited States
Quantity1
Installation PositionAuxiliary Inlet
ConditionNew
item #10152H75
Show less
Auxiliary Inlet Transmission Oil Cooler Line for 2016-2017 Cadillac Escalade
A-Premium®Part # APOCL422
Auxiliary Inlet Transmission Oil Cooler Line for 2016-2017 Cadillac Escalade
4.638 Reviews
$38.99
Low stock: Only 5 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Cadillac Escalade: 2016 2017
Check if this fits your vehicle
Item LocatedUnited States
Quantity1
Installation PositionAuxiliary Inlet
ConditionNew
item #10152H3X
Show less
Auto Transmission Oil Cooler Pipe for 2017-2020 Ford Fusion
A-Premium®Part # APOCL409
Auto Transmission Oil Cooler Pipe for 2017-2020 Ford Fusion
4.638 Reviews
$63.99
Low stock: Only 4 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Ford Fusion: 2017 2018 2019 2020
Check if this fits your vehicle
Item LocatedUnited States
Quantity1
Part interchange
5802077, HG9Z7A031A
ConditionNew
item #10152HHT
Show less
Auxiliary Cooler to Transmission Oil Cooler Line for 2011-2012 Ford Edge
A-Premium®Part # APOCL589
Auxiliary Cooler to Transmission Oil Cooler Line for 2011-2012 Ford Edge
4.638 Reviews
$67.99
Low stock: Only 1 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Ford Edge: 2011 2012
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionAuxiliary Cooler (Driver Side) to Transmission
ConditionNew
item #10177LLV
Note
【Note-1】 Location: Auxiliary Cooler (Driver Side) to Transmission.
【Note-2】 This item fits the model with Automatic Transmission, not fits Manual Transmission.
【Note-3】 For Ford and Lincoln 2012, This item fits the model built to 11/18/11.
Show less
Engine Oil Hose Tube Pipe for 2006-2010 Mazda 5
A-Premium®Part # APOCL523
Engine Oil Hose Tube Pipe for 2006-2010 Mazda 5
4.638 Reviews
$58.99
Low stock: Only 5 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Mazda 5: 2006 2007 2008 2009 2010
Check if this fits your vehicle
Item LocatedUnited States
Quantity1
Part interchange
5801411, FNK1199G1D, FNK119930A
ConditionNew
item #10184AC0
Show less
Auxiliary Cooler Outlet Driver Auto Trans. Oil Cooler Hose for 2011-2014 GMC Sierra 3500 HD
A-Premium®Part # APOCL533
Auxiliary Cooler Outlet Driver Auto Trans. Oil Cooler Hose for 2011-2014 GMC Sierra 3500 HD
4.638 Reviews
$84.99
Low stock: Only 4 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits GMC Sierra 3500 HD: 2011 2012 2013 2014
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionAuxiliary Cooler Outlet (Driver Side)
ColorNatural
ConditionNew
item #10177HSU
Note
【Note-1】 Location: Auxiliary Cooler Outlet (Driver Side).
【Note-2】 This item fits Transmission code 1000 Only, not Transmission code 6L90.
【Note-3】 This item fits the model with Automatic Transmission, not fits Manual Transmission.
【Note-4】 This item comes with Hose Only.
Show less
Inlet Lower Auto Trans. Oil Cooler Line for 2007 GMC Sierra 3500 Classic
A-Premium®Part # APOCL532
Inlet Lower Auto Trans. Oil Cooler Line for 2007 GMC Sierra 3500 Classic
4.638 Reviews
$65.99
Low stock: Only 1 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2007 GMC Sierra 3500 Classic
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionInlet (Lower)
ColorNatural
ConditionNew
item #10177L2L
Note
【Note-1】 Location: Inlet (Lower).
【Note-2】 This item fits model with V8 8.1L Engine.
【Note-3】 This item fits the model with Automatic Transmission, not fits Manual Transmission.
Show less
Fluid Cooler Line for 2006 Lincoln Zephyr
A-Premium®Part # APOCL591
Fluid Cooler Line for 2006 Lincoln Zephyr
4.638 Reviews
$57.99
Low stock: Only 3 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2006 Lincoln Zephyr
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionOutlet, To Transmission (Passenger Side)
ConditionNew
item #10177KZK
Note
This item only fits the model with F21 Transmission.
Show less
Auto Trans Oil Cooler Line Assembly for 2007-2009 Lincoln MKX
A-Premium®Part # APOCL237
Auto Trans Oil Cooler Line Assembly for 2007-2009 Lincoln MKX
4.638 Reviews
$62.99
Low stock: Only 2 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Lincoln MKX: 2007 2008 2009
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionAuxiliary Cooler (Driver Side) to Transmission
ColorNatural, Black
ConditionNew
item #1003ZVL5
Show less
Auto Trans Oil Cooler Line Assembly for 2003-2005 Ford Crown Victoria
A-Premium®Part # APOCL193
Auto Trans Oil Cooler Line Assembly for 2003-2005 Ford Crown Victoria
4.638 Reviews
$18.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Ford Crown Victoria: 2003 2004 2005
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionInlet and Outlet; Hose to Cooling Lines
ColorBlack
ConditionNew
item #100401DY
Show less
Auto Trans Oil Cooler Line Assembly for 2003-2006 Lincoln Town Car
A-Premium®Part # APOCL193
Auto Trans Oil Cooler Line Assembly for 2003-2006 Lincoln Town Car
4.638 Reviews
$18.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Lincoln Town Car: 2003 2004 2005 2006
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionInlet and Outlet; Hose to Cooling Lines
ColorBlack
ConditionNew
item #100400A0
Show less
Inlet Lower Engine Oil Cooler Hose Assembly for 1996-2002 GMC Savana 3500
A-Premium®Part # APOCL049
Inlet Lower Engine Oil Cooler Hose Assembly for 1996-2002 GMC Savana 3500
4.638 Reviews
$51.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits GMC Savana 3500: 1996 1997 1998 1999 2000 2001 2002
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionInlet (Lower)
ColorNatural, Black
ConditionNew
item #1004027C
Note
The part only fits vehicles with V8 6.5L engine.
Show less
Inlet Lower Engine Oil Cooler Hose Assembly for 1996-2002 Chevrolet Express 2500
A-Premium®Part # APOCL049
Inlet Lower Engine Oil Cooler Hose Assembly for 1996-2002 Chevrolet Express 2500
4.638 Reviews
$51.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Chevrolet Express 2500: 1996 1997 1998 1999 2000 2001 2002
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionInlet (Lower)
ColorNatural, Black
ConditionNew
item #1004022Z
Note
The part only fits vehicles with V8 6.5L engine.
Show less
Outlet Lower Engine Oil Cooler Hose Assembly for 1996-2002 Chevrolet Express 3500
A-Premium®Part # APOCL008
Outlet Lower Engine Oil Cooler Hose Assembly for 1996-2002 Chevrolet Express 3500
4.638 Reviews
$50.99
Low stock: Only 4 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Chevrolet Express 3500: 1996 1997 1998 1999 2000 2001 2002
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionOutlet (Lower)
ColorNatural, Black
ConditionNew
item #100401K7
Note
The part only fits vehicles with auxiliary engine oil cooler.
Show less
Lower Auto Trans Oil Cooler Line Assembly for 1995-1999 Chevrolet Lumina
A-Premium®Part # APOCL192
Lower Auto Trans Oil Cooler Line Assembly for 1995-1999 Chevrolet Lumina
4.638 Reviews
$27.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Chevrolet Lumina: 1995 1996 1997 1998 1999
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionAuxiliary Cooler (Lower) to Radiator
ColorNatural, Black
ConditionNew
item #1004048Y
Note
The automatic transmission oil cooler hose assembly is for the auxiliary cooler side.
Show less
Page 124 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.

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