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Oil Cooler Line

626 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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Upper Transmission Oil Cooler Line Assembly for Chrysler 300M Concorde LHSUpper Transmission Oil Cooler Line Assembly for Chrysler 300M Concorde LHS
A-Premium®Part # APOCL103
Upper Transmission Oil Cooler Line Assembly for Chrysler 300M Concorde LHS
4.637 Reviews
$49.99
Low stock: Only 3 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2002 - 2004 Chrysler Concorde, 2000 - 2004 Chrysler Intrepid, 2000 - 2004 Dodge Intrepid, 1999 - 2004 Chrysler 300M, 1999 - 2001 Chrysler LHS, 1998 - 2001 Chrysler Concorde, 1998 - 2001 Chrysler Intrepid, 1998 - 2001 Dodge Intrepid
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionRadiator to Transmission (Upper)
ColorNatural, Black
ConditionNew
item #1003ZSHV
Note
The location of this line is from the radiator to the transmission (upper)
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Auto Trans Oil Cooler Line Assembly for Ford F-250 F-350 F-450 F-550 Super Duty
A-Premium®Part # APOCL029
Auto Trans Oil Cooler Line Assembly for Ford F-250 F-350 F-450 F-550 Super Duty
4.637 Reviews
$50.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2010 - 2010 Ford F-350 Super Duty, 2010 - 2010 Ford F-450 Super Duty, 2008 - 2010 Ford F-250 Super Duty, 2008 - 2010 Ford F-250 Super Duty, 2008 - 2010 Ford F-350 Super Duty, 2008 - 2010 Ford F-350 Super Duty, 2008 - 2010 Ford F-550 Super Duty, 2008 - 2008 Ford F-450 Super Duty
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Item LocatedUnited States
Installation PositionInlet and Outlet
ColorNatural, Black
ConditionNew
item #1003ZU6P
Show less
Inlet Transmission Oil Cooler Line for Buick Regal LaCrosse Allure Chevy Malibu
A-Premium®Part # APOCL373
Inlet Transmission Oil Cooler Line for Buick Regal LaCrosse Allure Chevy Malibu
4.637 Reviews
$55.99
Low stock: Only 5 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2013 - 2014 Chevrolet Malibu, 2011 - 2016 Buick Regal, 2010 - 2016 Buick LaCrosse, 2010 - 2010 Buick Allure
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Item LocatedUnited States
Quantity1
ColorBlack
ConditionNew
item #1013DU07
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Inlet Upper Auto Trans Oil Cooler Line Assembly for Chevy Venture 01-05 Buick
A-Premium®Part # APOCL039
Inlet Upper Auto Trans Oil Cooler Line Assembly for Chevy Venture 01-05 Buick
4.637 Reviews
$50.99
Low stock: Only 4 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2005 - 2005 Chevrolet Venture, 2005 - 2005 Pontiac Montana, 2002 - 2004 Buick Rendezvous, 2001 - 2004 Chevrolet Venture, 2001 - 2004 Oldsmobile Silhouette, 2001 - 2004 Pontiac Aztek, 2001 - 2004 Pontiac Montana
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Item LocatedUnited States
Installation PositionInlet (Upper)
ColorNatural, Black
ConditionNew
item #1004017U
Note
The part only fits vehicles with V6 3.4L engine.
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Auto Trans Oil Cooler Line Assembly for Ford Ranger 1998-2005 3.0L F87Z7A030JA
A-Premium®Part # APOCL203
Auto Trans Oil Cooler Line Assembly for Ford Ranger 1998-2005 3.0L F87Z7A030JA
4.637 Reviews
$57.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2004 - 2005 Ford Ranger, 2001 - 2003 Ford Ranger, 1998 - 2000 Ford Ranger
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionAuxiliary Cooler (Passenger Side) to Transmission
ColorNatural
ConditionNew
item #1003ZW0R
Note
The line is from the auxiliary cooler (Passenger Side) to transmission.
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Auto Trans Oil Cooler Line Assembly for Chevy Silverado 2500 HD GMC 2003-2005
A-Premium®Part # APOCL196
Auto Trans Oil Cooler Line Assembly for Chevy Silverado 2500 HD GMC 2003-2005
4.637 Reviews
$47.99
Low stock: Only 3 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2004 - 2005 Chevrolet Silverado 2500 HD, 2004 - 2005 Chevrolet Silverado 3500, 2004 - 2005 GMC Sierra 2500 HD, 2004 - 2005 GMC Sierra 3500, 2003 - 2003 Chevrolet Silverado 2500 HD, 2003 - 2003 Chevrolet Silverado 3500, 2003 - 2003 GMC Sierra 2500 HD, 2003 - 2003 GMC Sierra 3500
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionAuxiliary Cooler to Radiator (Passenger Side)
ColorNatural, Black
ConditionNew
item #1003ZPQ4
Note
Part's location is from the auxiliary cooler to the radiator (passenger side).
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Outlet Engine Oil Cooler Hose Assembly for Subaru Baja Forester Impreza Legacy
A-Premium®Part # APOCL005
Outlet Engine Oil Cooler Hose Assembly for Subaru Baja Forester Impreza Legacy
4.637 Reviews
$33.99
Low stock: Only 1 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2008 - 2008 Subaru Forester, 2007 - 2009 Subaru Legacy, 2007 - 2009 Subaru Outback, 2005 - 2006 Subaru Legacy, 2005 - 2006 Subaru Outback, 2004 - 2007 Subaru Forester, 2004 - 2007 Subaru Impreza, 2004 - 2006 Subaru Baja, 2002 - 2005 Subaru Impreza, 1991 - 1991 Subaru Legacy
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionOutlet
ColorBlack
ConditionNew
item #1003ZWQS
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Inlet Auto Trans Oil Cooler Line Assembly for Subaru Forester 09-13 Impreza
A-Premium®Part # APOCL218
Inlet Auto Trans Oil Cooler Line Assembly for Subaru Forester 09-13 Impreza
4.637 Reviews
$26.99
Low stock: Only 2 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2009 - 2013 Subaru Forester, 2008 - 2011 Subaru Impreza
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionInlet To Transmission (Rear)
ColorBlack
ConditionNew
item #1003ZUNR
Note
Parts only fit vehicles with automatic trans. and the location is from the oil cooler pipe to the transmission.
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Inlet Engine Oil Cooler Hose Assembly for Cadillac Deville 94-95 Eldorado Seville
A-Premium®Part # APOCL071
Inlet Engine Oil Cooler Hose Assembly for Cadillac Deville 94-95 Eldorado Seville
4.637 Reviews
$41.99
Low stock: Only 1 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 1994 - 1995 Cadillac Deville, 1991 - 1993 Cadillac Eldorado, 1991 - 1993 Cadillac Seville
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Item LocatedUnited States
Installation PositionInlet
ColorNatural, Black
ConditionNew
item #100400LG
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Auto Trans Oil Cooler Line Assembly for Ford Excursion F250 F350 F450 Super Duty
A-Premium®Part # APOCL099
Auto Trans Oil Cooler Line Assembly for Ford Excursion F250 F350 F450 Super Duty
4.637 Reviews
$53.99
Low stock: Only 1 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2000 - 2001 Ford Excursion, 1999 - 2001 Ford F-250 Super Duty, 1999 - 2001 Ford F-350 Super Duty, 1999 - 2001 Ford F-450 Super Duty, 1999 - 2000 Ford F-550 Super Duty
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionAuxiliary Cooler (Driver Side) to Transmission
ColorNatural, Black
ConditionNew
item #1003ZR5D
Note
This part fits vehicles with 4R100 automatic transmission and it connects to the trans cooler line.
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Lower Auto Trans Oil Cooler Hose Assembly for Chevrolet Silverado 3500 GMC 6.6L
A-Premium®Part # APOCL319
Lower Auto Trans Oil Cooler Hose Assembly for Chevrolet Silverado 3500 GMC 6.6L
4.637 Reviews
$69.99
Low stock: Only 2 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2001 - 2002 Chevrolet Silverado 2500 HD, 2001 - 2002 Chevrolet Silverado 3500, 2001 - 2002 GMC Sierra 2500 HD, 2001 - 2002 GMC Sierra 3500
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionTransmission to Radiator (Lower)
ColorNatural, Black
ConditionNew
item #1004V323
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Auto Transmission Oil Cooler Hose Assembly for Ford Escape 2009-2012 Mercury Mariner 2009-2011
A-Premium®Part # APOCL439
Auto Transmission Oil Cooler Hose Assembly for Ford Escape 2009-2012 Mercury Mariner 2009-2011
4.637 Reviews
$56.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2009 - 2012 Ford Escape, 2009 - 2011 Mercury Mariner
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionInlet and Outlet
ConditionNew
item #10156EPW
Note
This item fits Automatic Transmission, Not Fit Manual Transmission.
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Inlet & Outlet Transmission Oil Cooler Line for Chevrolet Silverado 2500 HD GMC
A-Premium®Part # APOCL392
Inlet & Outlet Transmission Oil Cooler Line for Chevrolet Silverado 2500 HD GMC
4.637 Reviews
$190.99
Low stock: Only 4 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2011 - 2014 Chevrolet Silverado 2500 HD, 2011 - 2014 Chevrolet Silverado 3500 HD, 2011 - 2014 GMC Sierra 2500 HD, 2011 - 2014 GMC Sierra 3500 HD
Check if this fits your vehicle
Item LocatedUnited States
Quantity1
Installation PositionInlet and Outlet
ConditionNew
item #10183YKL
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Automatic Transmission Oil Cooler Line for Saturn Ion 2005-2007 Transaxle
A-Premium®Part # APOCL542
Automatic Transmission Oil Cooler Line for Saturn Ion 2005-2007 Transaxle
4.637 Reviews
$74.99
Low stock: Only 4 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2005 - 2007 Saturn Ion
Check if this fits your vehicle
Item LocatedUnited States
Quantity1
ConditionNew
item #101840TG
Note
【Note-1】 This item fits the model with 4T45-E Transaxle 4 Speed Transmission.
【Note-2】 This item fits the model with Automatic Transmission, not with Manual Transmission.
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Automatic Transmission Oil Cooler Hose Assembly for Chevrolet Malibu 2004-2010
A-Premium®Part # APOCL516
Automatic Transmission Oil Cooler Hose Assembly for Chevrolet Malibu 2004-2010
4.637 Reviews
$88.99
Low stock: Only 2 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2007 - 2008 Saturn Aura, 2005 - 2010 Pontiac G6, 2004 - 2010 Chevrolet Malibu
Check if this fits your vehicle
Item LocatedUnited States
ColorNatural
ConditionNew
item #101777EX
Note
【Note-1】 This item comes with 2 Lines from Transmission to Radiator.
【Note-2】 This item fits with Automatic Transmission Only, not fit Manual Transmission.
【Note-3】 This item fits the model with FWD(Front Wheel Drive), not fits RWD(Rear Wheel Drive).
【Note-4】 This item only fits the model with V6 3.5L, not fits other engine.
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Inlet & Outlet Auto Trans. Oil Cooler Hose for Jeep Cherokee 2014-2019 V6 3.2L
A-Premium®Part # APOCL494
Inlet & Outlet Auto Trans. Oil Cooler Hose for Jeep Cherokee 2014-2019 V6 3.2L
4.637 Reviews
$92.99
Low stock: Only 2 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2014 - 2019 Jeep Cherokee
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Item LocatedUnited States
QuantityOne Set
ConditionNew
item #10154HCG
Note
This item fits with Automatic Transmission Only, not fit Manual Transmission.
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Auto Trans Oil Cooler Line Assembly for Hyundai Santa Fe 2001-2006
A-Premium®Part # APOCL210
Auto Trans Oil Cooler Line Assembly for Hyundai Santa Fe 2001-2006
4.637 Reviews
$40.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2003 - 2006 Hyundai Santa Fe, 2001 - 2006 Hyundai Santa Fe, 2001 - 2006 Hyundai Santa Fe
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionInlet and Outlet
ColorNatural
ConditionNew
item #1003ZZEE
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2 Pcs Automatic Transmission Oil Cooler Lines for Chevrolet Silverado 2500 HD GMC
A-Premium®Part # APOCL612
2 Pcs Automatic Transmission Oil Cooler Lines for Chevrolet Silverado 2500 HD GMC
4.637 Reviews
$116.99
Low stock: Only 1 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2004 - 2005 Chevrolet Silverado, 2004 - 2005 Chevrolet Silverado 2500HD, 2004 - 2005 GMC Sierra, 2004 - 2005 GMC Sierra 2500HD, 2003 - 2003 Chevrolet Silverado, 2003 - 2003 Chevrolet Silverado 2500HD, 2003 - 2003 GMC Sierra, 2003 - 2003 GMC Sierra 2500HD
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionTransmission To Radiator (Lower) & Auxiliary Cooler To Radiator (Passenger)
ConditionNew
item #1018A8VS
Note
This item comes with Tube & Hose.
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Outlet Transmission Oil Cooler Line Assembly for Cadillac CTS 04-07 2.8L 3.6L
A-Premium®Part # APOCL215
Outlet Transmission Oil Cooler Line Assembly for Cadillac CTS 04-07 2.8L 3.6L
4.637 Reviews
$16.99
Low stock: Only 5 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2004 - 2007 Cadillac CTS
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Item LocatedUnited States
Installation PositionOutlet (Passenger Side)
ColorNatural
ConditionNew
item #1004CG9N
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Auto Transmission Oil Cooler Hose for Buick Lucerne Cadillac DTS 2006-2011 4.6L
A-Premium®Part # APOCL346
Auto Transmission Oil Cooler Hose for Buick Lucerne Cadillac DTS 2006-2011 4.6L
4.637 Reviews
$72.99
Low stock: Only 2 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2006 - 2011 Buick Lucerne, 2006 - 2011 Cadillac DTS
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Item LocatedUnited States
Installation PositionUpper
ColorNatural, Black
ConditionNew
item #1004V2P0
Show less
Page 13 of 32

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

What Are Oil Cooler Lines and Everything You Need to Know

The oil cooler lines are a critical component of the engine's cooling system. They play a vital role in regulating the temperature of the engine oil, which is essential for the proper operation and longevity of the engine.

Jul 21, 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