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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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Turbocharger Oil Line for 1996-2001 Audi A4Turbocharger Oil Line for 1996-2001 Audi A4
A-Premium®Part # APOCL359
Turbocharger Oil Line for 1996-2001 Audi A4
4.638 Reviews
$63.99
Low stock: Only 4 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Audi A4: 1996 1997 1998 1999 2000 2001
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Item LocatedUnited States
Quantity1
Part interchange
5804011, 078145777C
ConditionNew
item #1013A14V
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Inlet Right Auto Transmission Oil Cooler Pressure Line for 2006-2010 Hummer H3
A-Premium®Part # APOCL443
Inlet Right Auto Transmission Oil Cooler Pressure Line for 2006-2010 Hummer H3
4.638 Reviews
$79.99
Low stock: Only 3 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Hummer H3: 2006 2007 2008 2009 2010
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Item LocatedUnited States
Installation PositionInlet Passenger
ConditionNew
item #1013Q3EE
Note
This item fits the model with Automatic Transmission.
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Inlet Transmission Oil Cooler Line for 2020-2025 Cadillac XT6
A-Premium®Part # APOCL395
Inlet Transmission Oil Cooler Line for 2020-2025 Cadillac XT6
4.638 Reviews
$56.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Cadillac XT6: 2020 2021 2022 2023 2024 2025
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Item LocatedUnited States
Installation PositionInlet
ConditionNew
item #1013Q817
Note
This item fits Except Heavy Duty Cooling (V08).
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Inlet Transmission Oil Cooler Line for 2019-2025 Chevrolet Blazer
A-Premium®Part # APOCL395
Inlet Transmission Oil Cooler Line for 2019-2025 Chevrolet Blazer
4.638 Reviews
$56.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Chevrolet Blazer: 2019 2020 2021 2022 2023 2024 2025
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Item LocatedUnited States
Installation PositionInlet
ConditionNew
item #1013Q6GT
Note
This item fits Except Heavy Duty Cooling (V08).
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Outlet Transmission Oil Cooler Line for 2009-2012 Chevrolet Colorado
A-Premium®Part # APOCL442
Outlet Transmission Oil Cooler Line for 2009-2012 Chevrolet Colorado
4.638 Reviews
$85.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Chevrolet Colorado: 2009 2010 2011 2012
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Item LocatedUnited States
Installation PositionOutlet
ConditionNew
item #1013Q3UW
Note
For 2009 Chevrolet Colorado & GMC Canyon fits with 2nd Design, not 1nd Design.
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Outlet Transmission Oil Cooler Line for 2009-2012 GMC Canyon
A-Premium®Part # APOCL442
Outlet Transmission Oil Cooler Line for 2009-2012 GMC Canyon
4.638 Reviews
$85.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits GMC Canyon: 2009 2010 2011 2012
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Item LocatedUnited States
Installation PositionOutlet
ConditionNew
item #1013Q3GP
Note
For 2009 Chevrolet Colorado & GMC Canyon fits with 2nd Design, not 1nd Design.
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Outlet Automatic Transmission Oil Cooler Hose for 2006-2009 Chevrolet Uplander
A-Premium®Part # APOCL363
Outlet Automatic Transmission Oil Cooler Hose for 2006-2009 Chevrolet Uplander
4.638 Reviews
$74.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Chevrolet Uplander: 2006 2007 2008 2009
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Item LocatedUnited States
Installation PositionOutlet
ConditionNew
item #10152DX6
Note
This item fits with Automatic Transmission Only, not fit Manual Transmission.
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Outlet Automatic Transmission Oil Cooler Hose for 2006-2007 Saturn Relay
A-Premium®Part # APOCL363
Outlet Automatic Transmission Oil Cooler Hose for 2006-2007 Saturn Relay
4.638 Reviews
$74.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Saturn Relay: 2006 2007
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Item LocatedUnited States
Installation PositionOutlet
ConditionNew
item #10152ELC
Note
This item fits with Automatic Transmission Only, not fit Manual Transmission.
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Inlet and Outlet Auto Trans. Oil Cooler Hose for 2016-2022 Chevrolet Colorado
A-Premium®Part # APOCL387
Inlet and Outlet Auto Trans. Oil Cooler Hose for 2016-2022 Chevrolet Colorado
4.638 Reviews
$162.99
Low stock: Only 5 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Chevrolet Colorado: 2016 2017 2018 2019 2020 2021 2022
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Item LocatedUnited States
Installation PositionInlet and Outlet
ConditionNew
item #10152LCP
Note
This item fits with Automatic Transmission Only, not fit Manual Transmission.
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Inlet & Outlet Transmission Oil Cooler Line for 2018-2024 GMC Terrain
A-Premium®Part # APOCL397
Inlet & Outlet Transmission Oil Cooler Line for 2018-2024 GMC Terrain
4.638 Reviews
$143.99
Low stock: Only 4 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits GMC Terrain: 2018 2019 2020 2021 2022 2023 2024
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Item LocatedUnited States
QuantityOne Set
Installation PositionInlet and Outlet
ConditionNew
item #10154UZE
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Auxiliary Cooler Outlet Transmission Oil Cooler Line for 2008-2010 Ford F-250 Super Duty
A-Premium®Part # APOCL416
Auxiliary Cooler Outlet Transmission Oil Cooler Line for 2008-2010 Ford F-250 Super Duty
4.638 Reviews
$78.99
Low stock: Only 2 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Ford F-250 Super Duty: 2008 2009 2010
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Item LocatedUnited States
Installation PositionAuxiliary Cooler Outlet (Lower) or (Driver Side)
ColorBlack; Silver
ConditionNew
item #10154ZTX
Note
This item fits the model with 5R110W Transmission.
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Upper Side Auto Transmission Oil Cooler Hose Assembly for 2007-2017 Jeep Patriot
A-Premium®Part # APOCL428
Upper Side Auto Transmission Oil Cooler Hose Assembly for 2007-2017 Jeep Patriot
4.638 Reviews
$23.99
Low stock: Only 3 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Jeep Patriot: 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017
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Item LocatedUnited States
Installation PositionUpper
ColorBlack
ConditionNew
item #1013QAYL
Note
【Note-1】 This item comes with Bypass Valve to Radiator.;
【Note-2】 This item fits the model with Automatic CVT Transmission, with off Road Crawl Ratio Transmission.
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Outlet Transmission Oil Cooler Line for 2021-2024 Chevrolet Trailblazer
A-Premium®Part # APOCL398
Outlet Transmission Oil Cooler Line for 2021-2024 Chevrolet Trailblazer
4.638 Reviews
$56.99
Low stock: Only 5 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Chevrolet Trailblazer: 2021 2022 2023 2024
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Item LocatedUnited States
Quantity1
Part interchange
60005755, 5802051
ConditionNew
item #1013Q0E4
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Engine Coolant Breather Pipe for 2008-2009 Pontiac G8
A-Premium®Part # APOCL594
Engine Coolant Breather Pipe for 2008-2009 Pontiac G8
4.638 Reviews
$65.99
Low stock: Only 3 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Pontiac G8: 2008 2009
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Item LocatedUnited States
Quantity1
ConditionNew
item #1018484T
Note
For Cadillac CTS, this item fits the model with T56 Manual 6 Speed Transmission.
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Turbocharger Coolant Line for 2007-2015 Mini Cooper
A-Premium®Part # APOCL602
Turbocharger Coolant Line for 2007-2015 Mini Cooper
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: 2007 2008 2009 2010 2011 2012 2013 2014 2015
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Item LocatedUnited States
Quantity1
Installation PositionAuxiliary Water Pump To Turbocharger
ConditionNew
item #1018494V
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Transmission Oil Cooler Line Assembly for 1997-2000 Chrysler Town & Country
A-Premium®Part # APOCL093
Transmission Oil Cooler Line Assembly for 1997-2000 Chrysler Town & Country
4.638 Reviews
$35.99
Low stock: Only 1 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
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Item LocatedUnited States
Installation PositionInlet and Outlet
ColorBlack
ConditionNew
item #1003ZZAG
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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Transmission Oil Cooler Line Assembly for 1997-2000 Dodge Grand Caravan
A-Premium®Part # APOCL093
Transmission Oil Cooler Line Assembly for 1997-2000 Dodge Grand Caravan
4.638 Reviews
$35.99
Low stock: Only 1 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Dodge Grand Caravan: 1997 1998 1999 2000
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Item LocatedUnited States
Installation PositionInlet and Outlet
ColorBlack
ConditionNew
item #1003ZW06
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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Transmission Oil Cooler Line Assembly for 2001-2002 Ford Expedition
A-Premium®Part # APOCL289
Transmission Oil Cooler Line Assembly for 2001-2002 Ford Expedition
4.638 Reviews
$50.99
Low stock: Only 3 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Ford Expedition: 2001 2002
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Item LocatedUnited States
Quantity1
ColorNatural, Black
ConditionNew
item #1003ZWHY
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Lower Auto Trans Oil Cooler Line Assembly for 1998-1999 Chevrolet Monte Carlo
A-Premium®Part # APOCL066
Lower Auto Trans Oil Cooler Line Assembly for 1998-1999 Chevrolet Monte Carlo
4.638 Reviews
$53.99
Low stock: Only 5 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Chevrolet Monte Carlo: 1998 1999
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Item LocatedUnited States
Installation PositionLower
ColorNatural, Black
ConditionNew
item #1003ZQVT
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Outlet Lower Auto Trans Oil Cooler Line Assembly for 2002-2009 GMC Envoy
A-Premium®Part # APOCL105
Outlet Lower Auto Trans Oil Cooler Line Assembly for 2002-2009 GMC Envoy
4.638 Reviews
$60.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits GMC Envoy: 2002 2003 2004 2005 2006 2007 2008 2009
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionOutlet From Radiator (Lower)
ColorNatural
ConditionNew
item #1003ZQXH
Note
This part is the outlet line from the radiator (Lower).
Show less
Page 99 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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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