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Jeep Wrangler Oil Cooler Line

7 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 2007-2018 Jeep WranglerTransmission Oil Cooler Line Assembly for 2007-2018 Jeep Wrangler
A-Premium®Part # APOCL277
Transmission Oil Cooler Line Assembly for 2007-2018 Jeep Wrangler
CA$51.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Jeep Wrangler: 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Jeep Wrangler
Item LocatedCanada
Installation PositionInlet and Outlet
ColorNatural
ConditionNew
item #1003ZYXP
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Auto Trans Oil Cooler Line Assembly for 2007-2011 Jeep Wrangler
A-Premium®Part # APOCL155
Auto Trans Oil Cooler Line Assembly for 2007-2011 Jeep Wrangler
CA$134.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Jeep Wrangler: 2007 2008 2009 2010 2011
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Jeep Wrangler
Item LocatedCanada
Installation PositionInlet and Outlet
ColorNatural, Black
ConditionNew
item #1003ZVPY
Note
This Dual Line Assembly includes both inlet and outlet lines and they only fit vehicles with 42RLE automatic Tran. and 4 Speed Trans.
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Inlet & Outlet Automatic Transmission Oil Cooler Hose Assembly for 2005-2006 Jeep Wrangler
A-Premium®Part # APOCL425
Inlet & Outlet Automatic Transmission Oil Cooler Hose Assembly for 2005-2006 Jeep Wrangler
CA$210.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Jeep Wrangler: 2005 2006
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Jeep Wrangler
Item LocatedUnited States
Installation PositionInlet & Outlet
ColorBlack
ConditionNew
item #1013Q9D9
Note
This Item Only For Model with 4WD(Four Wheel Drive).
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Inlet & Outlet Transmission Oil Cooler Line for 2018 Jeep Wrangler JK
A-Premium®Part # APOCL482
Inlet & Outlet Transmission Oil Cooler Line for 2018 Jeep Wrangler JK
CA$198.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2018 Jeep Wrangler JK
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Jeep Wrangler
Item LocatedUnited States
Installation PositionInlet and Outlet
ConditionNew
item #10152ET5
Note
【Note-1】 At Transmission.
【Note-2】 This item fits with Standard Design.
【Note-3】 Oil Cooler Lines With OE Bypass Valve.
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Transmission Oil Cooler Line Assembly for 2018 Jeep Wrangler JK
A-Premium®Part # APOCL238
Transmission Oil Cooler Line Assembly for 2018 Jeep Wrangler JK
CA$68.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2018 Jeep Wrangler JK
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Jeep Wrangler
Item LocatedCanada
Installation PositionInlet and Outlet
ColorNatural
ConditionNew
item #1003ZXQ9
Show less
Inlet & Outlet Transmission Oil Cooler Line for 2012-2017 Jeep Wrangler
A-Premium®Part # APOCL482
Inlet & Outlet Transmission Oil Cooler Line for 2012-2017 Jeep Wrangler
CA$198.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Jeep Wrangler: 2012 2013 2014 2015 2016 2017
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Jeep Wrangler
Item LocatedUnited States
Installation PositionInlet and Outlet
ConditionNew
item #10152GZ9
Note
【Note-1】 At Transmission.
【Note-2】 This item fits with Standard Design.
【Note-3】 Oil Cooler Lines With OE Bypass Valve.
Show less
Transmission Oil Cooler Line Assembly for 2012-2019 Jeep Wrangler
A-Premium®Part # APOCL238
Transmission Oil Cooler Line Assembly for 2012-2019 Jeep Wrangler
CA$68.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Jeep Wrangler: 2012 2013 2014 2015 2016 2017 2018 2019
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Jeep Wrangler
Item LocatedCanada
Installation PositionInlet and Outlet
ColorNatural
ConditionNew
item #1003ZZC1
Show less

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