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

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.

  • All filters
  • Sort By
  • Year
  • Make
  • Model
  • Price
  • Placement on Vehicle
  • Brand
  • Material
  • Color
  • Warranty
Auto Trans Oil Cooler Line Assembly for 1993-1995 Chevrolet K2500 SuburbanAuto Trans Oil Cooler Line Assembly for 1993-1995 Chevrolet K2500 Suburban
A-Premium®Part # APOCL058
Auto Trans Oil Cooler Line Assembly for 1993-1995 Chevrolet K2500 Suburban
4.638 Reviews
$41.99
Low stock: Only 4 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Chevrolet K2500 Suburban: 1993 1994 1995
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionAuxiliary Cooler to Radiator (Passenger Side)
ColorNatural, Black
ConditionNew
item #1003ZEEZ
Show less
Auto Trans Oil Cooler Line Assembly for 1993-1995 GMC C1500
A-Premium®Part # APOCL058
Auto Trans Oil Cooler Line Assembly for 1993-1995 GMC C1500
4.638 Reviews
$41.99
Low stock: Only 4 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits GMC C1500: 1993 1994 1995
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionAuxiliary Cooler to Radiator (Passenger Side)
ColorNatural, Black
ConditionNew
item #1003ZHV3
Show less
Outlet Transmission Oil Cooler Line for 2011-2016 Audi A4 Quattro
A-Premium®Part # APOLC009
Outlet Transmission Oil Cooler Line for 2011-2016 Audi A4 Quattro
4.638 Reviews
$103.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Audi A4 Quattro: 2011 2012 2013 2014 2015 2016
Check if this fits your vehicle
Item LocatedUnited States
QuantityOne Set
Part interchange
8R0317818AA
ConditionNew
item #10154V3H
Show less
Inlet and Outlet Auto Trans. Oil Cooler Line and Hose Assembly for 2007-2014 GMC Yukon XL 1500
A-Premium®Part # APOCL520
Inlet and Outlet Auto Trans. Oil Cooler Line and Hose Assembly for 2007-2014 GMC Yukon XL 1500
4.638 Reviews
$136.99
Low stock: Only 3 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits GMC Yukon XL 1500: 2007 2008 2009 2010 2011 2012 2013 2014
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionInlet and Outlet
ColorNatural
ConditionNew
item #10177D84
Note
【Note-1】 Location: Inlet and Outlet.
【Note-2】 This item fits the model with Automatic Transmission Only, not fit Manual Transmission.
【Note-3】 This item fits the model without RPO Code KNP (Heavy Duty Transmission Cooling System).
Show less
Inlet Automatic Transmission Oil Cooler Hose for 2013-2016 Audi allroad
A-Premium®Part # APOLC006
Inlet Automatic Transmission Oil Cooler Hose for 2013-2016 Audi allroad
4.638 Reviews
$58.99
Low stock: Only 5 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Audi allroad: 2013 2014 2015 2016
Check if this fits your vehicle
Item LocatedUnited States
QuantityOne Set
ConditionNew
item #10154ZN7
Note
This item fits with Automatic Transmission Only, not fit Manual Transmission.
Show less
Transmission Oil Cooler Line for 2011-2014 Chevrolet Silverado 2500 HD
A-Premium®Part # APOCL459
Transmission Oil Cooler Line for 2011-2014 Chevrolet Silverado 2500 HD
4.638 Reviews
$136.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Chevrolet Silverado 2500 HD: 2011 2012 2013 2014
Check if this fits your vehicle
Item LocatedUnited States
Quantity1
Part interchange
5801987, 20977534
ConditionNew
item #10152GTY
Show less
Transmission Oil Cooler Line Tube for 2011-2019 Ford Flex
A-Premium®Part # APOCL578
Transmission Oil Cooler Line Tube for 2011-2019 Ford Flex
4.638 Reviews
$77.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Ford Flex: 2011 2012 2013 2014 2015 2016 2017 2018 2019
Check if this fits your vehicle
Item LocatedUnited States
QuantityOne Set
ConditionNew
item #10177HS8
Note
This item fits the model with 6F50 Transmission.
Show less
Transmission Oil Cooler Line Tube for 2011-2015 Lincoln MKX
A-Premium®Part # APOCL578
Transmission Oil Cooler Line Tube for 2011-2015 Lincoln MKX
4.638 Reviews
$77.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Lincoln MKX: 2011 2012 2013 2014 2015
Check if this fits your vehicle
Item LocatedUnited States
QuantityOne Set
ConditionNew
item #10177G1U
Note
This item fits the model with 6F50 Transmission.
Show less
Outlet Transmission Oil Cooler Line Assembly for 2004-2007 GMC C4500 Topkick
A-Premium®Part # APOCL264
Outlet Transmission Oil Cooler Line Assembly for 2004-2007 GMC C4500 Topkick
4.638 Reviews
$65.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits GMC C4500 Topkick: 2004 2005 2006 2007
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionOutlet
ColorNatural, Black
ConditionNew
item #1003ZYDD
Note
For 2004-2007 Chevrolet GMC, this line only fits vehicles without RPO Code KNP (HD Trans Cooling System).
Show less
Inlet Lower Engine Oil Cooler Hose Assembly for 1994-1995 Chevrolet K3500
A-Premium®Part # APOCL120
Inlet Lower Engine Oil Cooler Hose Assembly for 1994-1995 Chevrolet K3500
4.638 Reviews
$59.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Chevrolet K3500: 1994 1995
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionInlet (Lower)
ColorNatural, Black
ConditionNew
item #1003ZV84
Show less
Outlet Upper Engine Oil Cooler Hose Assembly for 1991-1993 GMC K2500
A-Premium®Part # APOCL142
Outlet Upper Engine Oil Cooler Hose Assembly for 1991-1993 GMC K2500
4.638 Reviews
$58.99
Low stock: Only 2 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits GMC K2500: 1991 1992 1993
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionOutlet (Upper)
ColorNatural, Black
ConditionNew
item #100401A2
Note
【Note-1】 For 1991 Chevrolet & GMC, this part fits vehicles without heavy-duty transmission.
【Note-2】 For 1992 Chevrolet & GMC, this part fits vehicles without heavy-duty transmission and the radiator shroud broadcast code is AMD/AGZ/AFT.
【Note-3】 For 1993 Chevrolet & GMC, this part fits vehicles without heavy-duty transmission and with 15,000 Lb. GVW except for Chevrolet C1500.
Show less
Inlet Engine Oil Cooler Hose Assembly for 1998-2003 Cadillac Seville
A-Premium®Part # APOCL229
Inlet Engine Oil Cooler Hose Assembly for 1998-2003 Cadillac Seville
4.638 Reviews
$40.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Cadillac Seville: 1998 1999 2000 2001 2002 2003
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionInlet
ColorNatural, Black
ConditionNew
item #1003ZXQY
Show less
Engine Oil Cooler Hose Assembly for 2003-2007 Chevrolet Express 3500
A-Premium®Part # APOCL143
Engine Oil Cooler Hose Assembly for 2003-2007 Chevrolet Express 3500
4.638 Reviews
$119.99
Low stock: Only 1 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Chevrolet Express 3500: 2003 2004 2005 2006 2007
Check if this fits your vehicle
Item LocatedUnited States
Quantity1
ColorNatural, Black
ConditionNew
item #1003ZVCS
Show less
Outlet Lower Transmission Oil Cooler Line for 2004-2007 Buick Rainier
A-Premium®Part # APOCL106
Outlet Lower Transmission Oil Cooler Line for 2004-2007 Buick Rainier
4.638 Reviews
$48.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Buick Rainier: 2004 2005 2006 2007
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionRadiator Oil Cooler Outlet (Lower)
ColorNatural
ConditionNew
item #1003ZN05
Note
This part is from lower radiator to quick connect.
Show less
Outlet Lower Transmission Oil Cooler Line for 2005-2009 Saab 9-7x
A-Premium®Part # APOCL106
Outlet Lower Transmission Oil Cooler Line for 2005-2009 Saab 9-7x
4.638 Reviews
$48.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Saab 9-7x: 2005 2006 2007 2008 2009
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionRadiator Oil Cooler Outlet (Lower)
ColorNatural
ConditionNew
item #1003ZK8L
Note
This part is from lower radiator to quick connect.
Show less
Outlet Engine Oil Cooler Hose Assembly for 1998 Chevrolet C1500
A-Premium®Part # APOCL112
Outlet Engine Oil Cooler Hose Assembly for 1998 Chevrolet C1500
4.638 Reviews
$61.99
Low stock: Only 3 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 1998 Chevrolet C1500
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionOutlet (Passenger Side)
ColorNatural, Black
ConditionNew
item #1004059G
Note
The part is the outlet (Passenger Side) line and the connecting nut is 27 mm across flats.
Show less
Outlet Engine Oil Cooler Hose Assembly for 1997-2002 Chevrolet C3500HD
A-Premium®Part # APOCL112
Outlet Engine Oil Cooler Hose Assembly for 1997-2002 Chevrolet C3500HD
4.638 Reviews
$61.99
Low stock: Only 3 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Chevrolet C3500HD: 1997 1998 1999 2000 2001 2002
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionOutlet (Passenger Side)
ColorNatural, Black
ConditionNew
item #100405AX
Note
The part is the outlet (Passenger Side) line and the connecting nut is 27 mm across flats.
Show less
Transmission Oil Cooler Line Assembly for 2002-2004 Oldsmobile Alero
A-Premium®Part # APOCL177
Transmission Oil Cooler Line Assembly for 2002-2004 Oldsmobile Alero
4.638 Reviews
$54.99
Low stock: Only 3 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Oldsmobile Alero: 2002 2003 2004
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionInlet and Outlet
ColorNatural, Black
ConditionNew
item #1003ZU3T
Show less
Engine Oil Cooler Hose Assembly for 2001-2003 Chevrolet Silverado 3500
A-Premium®Part # APOCL128
Engine Oil Cooler Hose Assembly for 2001-2003 Chevrolet Silverado 3500
4.638 Reviews
$63.99
Low stock: Only 3 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Chevrolet Silverado 3500: 2001 2002 2003
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionCheck the fitment chart
ColorNatural, Black
ConditionNew
item #1003ZRS2
Note
This part only fits vehicles with V8 8.1L engine.
Show less
Engine Oil Cooler Hose Assembly for 2001-2003 GMC Sierra 3500
A-Premium®Part # APOCL129
Engine Oil Cooler Hose Assembly for 2001-2003 GMC Sierra 3500
4.638 Reviews
$50.99
Low stock: Only 2 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits GMC Sierra 3500: 2001 2002 2003
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionCheck the fitment chart
ColorNatural, Black
ConditionNew
item #1003ZR7P
Note
This line only fits vehicles with V8 8.1L engine.
Show less
Page 48 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.

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