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Oil Cooler Line

2498 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 Engine Oil Cooler Hose Assembly for 1996-1999 BMW M3Upper Engine Oil Cooler Hose Assembly for 1996-1999 BMW M3
A-Premium®Part # APOCL166
Upper Engine Oil Cooler Hose Assembly for 1996-1999 BMW M3
4.638 Reviews
$42.99
Low stock: Only 4 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits BMW M3: 1996 1997 1998 1999
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionUpper
ColorNatural, Black
ConditionNew
item #1003ZU18
Note
This part is used for VANOS System and please check the Engine details.
Show less
Engine Oil Cooler Hose Assembly for 1996-2004 GMC Sonoma
A-Premium®Part # APOCL010
Engine Oil Cooler Hose Assembly for 1996-2004 GMC Sonoma
4.638 Reviews
$72.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits GMC Sonoma: 1996 1997 1998 1999 2000 2001 2002 2003 2004
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionInlet and Outlet From Oil Filter To Radiator
ColorNatural, Black
ConditionNew
item #1003ZPLT
Note
【Note-1】 This specific oil cooler line is designed to fit 1996-2003 Chevrolet S10 and 1996-2003 GMC Sonoma models, but only those with 4WD (four-wheel drive) configuration.
【Note-2】it is compatible with 1996-2005 Chevrolet Blazer and 1996-2004 GMC Jimmy models, but only those with 4WD (four-wheel drive) configuration.
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Outlet Lower Engine Oil Cooler Hose Assembly for 1995 Chevrolet Tahoe
A-Premium®Part # APOCL006
Outlet Lower Engine Oil Cooler Hose Assembly for 1995 Chevrolet Tahoe
4.638 Reviews
$47.99
Low stock: Only 2 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 1995 Chevrolet Tahoe
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionOutlet (Lower)
ColorNatural, Black
ConditionNew
item #1004045E
Note
This part is the outlet (Lower) line.
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Outlet Lower Engine Oil Cooler Hose Assembly for 1994-1995 Chevrolet K2500
A-Premium®Part # APOCL006
Outlet Lower Engine Oil Cooler Hose Assembly for 1994-1995 Chevrolet K2500
4.638 Reviews
$47.99
Low stock: Only 2 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Chevrolet K2500: 1994 1995
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionOutlet (Lower)
ColorNatural, Black
ConditionNew
item #10040372
Note
This part is the outlet (Lower) line.
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Transmission Oil Cooler Line Assembly for 2003-2004 Ford F-250 Super Duty
A-Premium®Part # APOCL278
Transmission Oil Cooler Line Assembly for 2003-2004 Ford F-250 Super Duty
4.638 Reviews
$51.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Ford F-250 Super Duty: 2003 2004
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionAuxiliary Cooler (Driver Side) to Transmission
ColorNatural, Black
ConditionNew
item #1003ZPWU
Note
For 2004 Ford models, this line fits vehicles with TorqShift Trans. and manufactured from 6/01/2004.
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Inlet Upper Engine Oil Cooler Hose Assembly for 1992-1993 Chevrolet K2500 Suburban
A-Premium®Part # APOCL043
Inlet Upper Engine Oil Cooler Hose Assembly for 1992-1993 Chevrolet K2500 Suburban
4.638 Reviews
$64.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Chevrolet K2500 Suburban: 1992 1993
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionInlet (Upper)
ColorNatural, Black
ConditionNew
item #1004048D
Note
The line is the inlet (Upper) line.
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Transmission Oil Cooler Line Assembly for 2005-2006 Pontiac Pursuit
A-Premium®Part # APOCL173
Transmission Oil Cooler Line Assembly for 2005-2006 Pontiac Pursuit
4.638 Reviews
$88.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Pontiac Pursuit: 2005 2006
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionInlet and Outlet
ColorNatural, Black
ConditionNew
item #1003ZRW9
Show less
Transmission Oil Cooler Line Assembly for 2003-2004 Ford Excursion
A-Premium®Part # APOCL278
Transmission Oil Cooler Line Assembly for 2003-2004 Ford Excursion
4.638 Reviews
$51.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Ford Excursion: 2003 2004
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionAuxiliary Cooler (Driver Side) to Transmission
ColorNatural, Black
ConditionNew
item #1003ZR75
Note
For 2004 Ford models, this line fits vehicles with TorqShift Trans. and manufactured from 6/01/2004.
Show less
Inlet Auto Trans Oil Cooler Line Assembly for 2006 Lincoln Mark LT
A-Premium®Part # APOCL220
Inlet Auto Trans Oil Cooler Line Assembly for 2006 Lincoln Mark LT
4.638 Reviews
$23.99
Low stock: Only 4 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2006 Lincoln Mark LT
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionAuxiliary Cooler Inlet (Driver Side)
ColorNatural, Black
ConditionNew
item #1003ZWKG
Note
This line only fits vehicles with automatic trans, manufactured before 8/08/2005.
Show less
Upper Engine Oil Cooler Hose Assembly for 2001-2005 BMW 330i
A-Premium®Part # APOCL166
Upper Engine Oil Cooler Hose Assembly for 2001-2005 BMW 330i
4.638 Reviews
$42.99
Low stock: Only 4 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits BMW 330i: 2001 2002 2003 2004 2005
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionUpper
ColorNatural, Black
ConditionNew
item #1003ZPKG
Note
This part is used for VANOS System and please check the Engine details.
Show less
Outlet Lower Engine Oil Cooler Hose Assembly for 1994-1995 Chevrolet K1500
A-Premium®Part # APOCL006
Outlet Lower Engine Oil Cooler Hose Assembly for 1994-1995 Chevrolet K1500
4.638 Reviews
$47.99
Low stock: Only 2 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Chevrolet K1500: 1994 1995
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionOutlet (Lower)
ColorNatural, Black
ConditionNew
item #100400CT
Note
This part is the outlet (Lower) line.
Show less
Inlet Upper Engine Oil Cooler Hose Assembly for 1992-1993 Chevrolet K1500 Suburban
A-Premium®Part # APOCL043
Inlet Upper Engine Oil Cooler Hose Assembly for 1992-1993 Chevrolet K1500 Suburban
4.638 Reviews
$64.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Chevrolet K1500 Suburban: 1992 1993
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionInlet (Upper)
ColorNatural, Black
ConditionNew
item #1004022C
Note
The line is the inlet (Upper) line.
Show less
Inlet Upper Engine Oil Cooler Hose Assembly for 1988-1995 Chevrolet K1500
A-Premium®Part # APOCL043
Inlet Upper Engine Oil Cooler Hose Assembly for 1988-1995 Chevrolet K1500
4.638 Reviews
$64.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Chevrolet K1500: 1988 1989 1990 1991 1992 1993 1994 1995
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionInlet (Upper)
ColorNatural, Black
ConditionNew
item #100400U0
Note
The line is the inlet (Upper) line.
Show less
Upper Engine Oil Cooler Hose Assembly for 2001-2005 BMW 325i
A-Premium®Part # APOCL166
Upper Engine Oil Cooler Hose Assembly for 2001-2005 BMW 325i
4.638 Reviews
$42.99
Low stock: Only 4 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits BMW 325i: 2001 2002 2003 2004 2005
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionUpper
ColorNatural, Black
ConditionNew
item #1003ZU51
Note
This part is used for VANOS System and please check the Engine details.
Show less
Inlet Lower Engine Oil Cooler Hose Assembly for 1996-2000 GMC C3500HD
A-Premium®Part # APOCL133
Inlet Lower Engine Oil Cooler Hose Assembly for 1996-2000 GMC C3500HD
4.638 Reviews
$54.99
Low stock: Only 2 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits GMC C3500HD: 1996 1997 1998 1999 2000
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionInlet (Lower)
ColorNatural, Black
ConditionNew
item #1003ZLPN
Note
This part only fits vehicles with V8 7.4L engine.
Show less
Outlet Transmission Oil Cooler Line Assembly for 2007-2019 GMC Acadia
A-Premium®Part # APOCL184
Outlet Transmission Oil Cooler Line Assembly for 2007-2019 GMC Acadia
4.638 Reviews
$46.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits GMC Acadia: 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionOutlet
ColorNatural, Black
ConditionNew
item #1003ZQ1N
Show less
Inlet Transmission Oil Cooler Line Assembly for 2003-2007 Chevrolet C4500 Kodiak
A-Premium®Part # APOCL261
Inlet Transmission Oil Cooler Line Assembly for 2003-2007 Chevrolet C4500 Kodiak
4.638 Reviews
$69.99
Low stock: Only 4 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Chevrolet C4500 Kodiak: 2003 2004 2005 2006 2007
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionInlet
ColorNatural, Black
ConditionNew
item #1003ZW23
Note
【Note-1】 For 2003-2007 Chevrolet GMC, it fits vehicles without RPO Code UXT (Transmission Temperature Gauge) and LCT 1000 Trans.
【Note-2】 For 2004-2007 Chevrolet GMC, it fits vehicles with RPO Code KNP (Heavy Duty Transmission Cooling System).
【Note-3】 For 2007 GMC C5500 Topkick/Chevrolet C5500 Kodiak, it fits vehicles with 1000PTS/1000MH/1000EVS/1000 Trans.
【Note-4】 For 2007 GMC C4500 Topkick/Chevrolet C4500 Kodiak, it fits vehicles with 1000PTS/1000EVS/1000 Trans.
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Inlet Upper Engine Oil Cooler Hose Assembly for 1992-1993 GMC Yukon
A-Premium®Part # APOCL121
Inlet Upper Engine Oil Cooler Hose Assembly for 1992-1993 GMC Yukon
4.638 Reviews
$60.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits GMC Yukon: 1992 1993
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionInlet (Upper)
ColorNatural, Black
ConditionNew
item #1003ZX46
Note
This part is the inlet (Upper) line.
Show less
Inlet Upper Engine Oil Cooler Hose Assembly for 1988-1995 Chevrolet C2500
A-Premium®Part # APOCL121
Inlet Upper Engine Oil Cooler Hose Assembly for 1988-1995 Chevrolet C2500
4.638 Reviews
$60.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Chevrolet C2500: 1988 1989 1990 1991 1992 1993 1994 1995
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionInlet (Upper)
ColorNatural, Black
ConditionNew
item #1003ZUQ4
Note
This part is the inlet (Upper) line.
Show less
Transmission Oil Cooler Line Assembly for 2006-2009 Pontiac Torrent
A-Premium®Part # APOCL250
Transmission Oil Cooler Line Assembly for 2006-2009 Pontiac Torrent
4.638 Reviews
$100.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Pontiac Torrent: 2006 2007 2008 2009
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionInlet and Outlet
ColorNatural, Black
ConditionNew
item #100401U4
Show less
Page 23 of 125

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