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

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.

  • All filters
  • Sort By
  • Year
  • Make
  • Model
  • Price
  • Placement on Vehicle
  • Brand
  • Material
  • Color
  • Warranty
Inlet Automatic Transmission Oil Cooler Hose for 2018-2021 Chevrolet TraverseInlet Automatic Transmission Oil Cooler Hose for 2018-2021 Chevrolet Traverse
A-Premium®Part # APOCL368
Inlet Automatic Transmission Oil Cooler Hose for 2018-2021 Chevrolet Traverse
4.638 Reviews
$84.99
Low stock: Only 5 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Chevrolet Traverse: 2018 2019 2020 2021
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionInlet
ConditionNew
item #10152LRV
Note
【Note-1】 This item fits with Automatic Transmission Only, not fit Manual Transmission.;
【Note-2】 This item fits the model without Heavy Duty Cooling (V08).
Show less
2 Pcs Inlet & Outlet Transmission Oil Cooler Line for 2013-2014 Buick Encore
A-Premium®Part # APOCL463
2 Pcs Inlet & Outlet Transmission Oil Cooler Line for 2013-2014 Buick Encore
4.638 Reviews
$147.99
Low stock: Only 2 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Buick Encore: 2013 2014
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionInlet and Outlet Assembly
ConditionNew
item #10152KD2
Note
【Note-1】 Includes CAPS, SEALS, CLIPS.
【Note-2】 For Chevrolet Trax fits the model with 6 speed Transmission.
Show less
Turbocharger Coolant Line for 2011-2016 Mini Cooper Countryman
A-Premium®Part # APOCL602
Turbocharger Coolant Line for 2011-2016 Mini Cooper Countryman
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 Countryman: 2011 2012 2013 2014 2015 2016
Check if this fits your vehicle
Item LocatedUnited States
Quantity1
Installation PositionAuxiliary Water Pump To Turbocharger
ConditionNew
item #10184D2Y
Show less
Inlet & Outlet Transmission Oil Cooler Line for 2019-2025 Chevrolet Silverado 1500
A-Premium®Part # APOCL484
Inlet & Outlet Transmission Oil Cooler Line for 2019-2025 Chevrolet Silverado 1500
4.638 Reviews
$255.99
Low stock: Only 5 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Chevrolet Silverado 1500: 2019 2020 2021 2022 2023 2024 2025
Check if this fits your vehicle
Item LocatedUnited States
QuantityOne Set
Installation PositionInlet & Outlet
ConditionNew
item #1015V611
Show less
Auto Trans Oil Cooler Line Assembly for 2004-2017 Chevrolet Express 2500
A-Premium®Part # APOCL019
Auto Trans Oil Cooler Line Assembly for 2004-2017 Chevrolet Express 2500
4.638 Reviews
$32.99
Low stock: Only 2 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Chevrolet Express 2500: 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionCheck the fitment chart
ColorNatural, Black
ConditionNew
item #100401E7
Show less
Auto Trans Oil Cooler Line Assembly for 2004-2017 GMC Savana 2500
A-Premium®Part # APOCL019
Auto Trans Oil Cooler Line Assembly for 2004-2017 GMC Savana 2500
4.638 Reviews
$32.99
Low stock: Only 2 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits GMC Savana 2500: 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionCheck the fitment chart
ColorNatural, Black
ConditionNew
item #100400Q2
Show less
Inlet Upper Engine Oil Cooler Hose Assembly for 1996-2002 Chevrolet Express 3500
A-Premium®Part # APOCL109
Inlet Upper Engine Oil Cooler Hose Assembly for 1996-2002 Chevrolet Express 3500
4.638 Reviews
$77.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Chevrolet Express 3500: 1996 1997 1998 1999 2000 2001 2002
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionInlet (Upper)
ColorNatural, Black
ConditionNew
item #10040411
Note
This part is the inlet (Upper) line and fit vehilces with auxiliary engine oil cooler.
Show less
Auto Trans Oil Cooler Line Assembly for 1998-1999 GMC K1500 Suburban
A-Premium®Part # APOCL075
Auto Trans Oil Cooler Line Assembly for 1998-1999 GMC K1500 Suburban
4.638 Reviews
$58.99
Low stock: Only 5 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionAuxiliary Cooler (Driver Side) to Transmission
ColorNatural, Black
ConditionNew
item #100400E3
Note
【Note-1】 The location is from the auxiliary cooler (Driver Side) to the transmission (Exc. 2000 GMC Yukon).
【Note-2】 For 2000 GMC Yukon with RPO Code KNP (HD Trans Cooling System), this part is the inlet (Upper) line.
Show less
Outlet Upper Engine Oil Cooler Hose Assembly for 1991-1993 GMC Sonoma
A-Premium®Part # APOCL241
Outlet Upper Engine Oil Cooler Hose Assembly for 1991-1993 GMC Sonoma
4.638 Reviews
$63.99
Low stock: Only 2 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits GMC Sonoma: 1991 1992 1993
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionOutlet (Upper)
ColorNatural, Black
ConditionNew
item #1003ZRNA
Show less
Inlet Lower Engine Oil Cooler Hose Assembly for 1988-1994 Chevrolet S10 Blazer
A-Premium®Part # APOCL070
Inlet Lower Engine Oil Cooler Hose Assembly for 1988-1994 Chevrolet S10 Blazer
4.638 Reviews
$58.99
Low stock: Only 4 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Chevrolet S10 Blazer: 1988 1989 1990 1991 1992 1993 1994
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionInlet (Lower)
ColorNatural, Black
ConditionNew
item #1003ZTRK
Note
It is the inlet (Lower) line and fits RWD vehicles.
Show less
Inlet Lower Engine Oil Cooler Hose Assembly for 1988-1990 GMC S15
A-Premium®Part # APOCL070
Inlet Lower Engine Oil Cooler Hose Assembly for 1988-1990 GMC S15
4.638 Reviews
$58.99
Low stock: Only 4 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits GMC S15: 1988 1989 1990
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionInlet (Lower)
ColorNatural, Black
ConditionNew
item #1003ZSZ2
Note
It is the inlet (Lower) line and fits RWD vehicles.
Show less
Outlet Lower Auto Trans Oil Cooler Line Assembly for 1997-1998 Ford F-250
A-Premium®Part # APOCL085
Outlet Lower Auto Trans Oil Cooler Line Assembly for 1997-1998 Ford F-250
4.638 Reviews
$22.99
Low stock: Only 1 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Ford F-250: 1997 1998
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionOutlet From Auxiliary Cooler (Lower) To Transmission (Rear)
ColorNatural
ConditionNew
item #1003ZP14
Show less
Outlet Transmission Oil Cooler Line Assembly for 2000-2006 Subaru Legacy
A-Premium®Part # APOCL176
Outlet Transmission Oil Cooler Line Assembly for 2000-2006 Subaru Legacy
4.638 Reviews
$37.99
Low stock: Only 1 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Subaru Legacy: 2000 2001 2002 2003 2004 2005 2006
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionOutlet (Passenger Side) From Radiator to Tube
ColorBlack
ConditionNew
item #1003ZR7V
Note
For 2000-2006 Subaru Baja & Legacy, this part only fits vehicles with Naturally Aspirated engine.
Show less
Outlet Lower Auto Trans Oil Cooler Line Assembly for 2004-2007 Buick Rainier
A-Premium®Part # APOCL105
Outlet Lower Auto Trans Oil Cooler Line Assembly for 2004-2007 Buick Rainier
4.638 Reviews
$60.99
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 PositionOutlet From Radiator (Lower)
ColorNatural
ConditionNew
item #1003ZPPC
Note
This part is the outlet line from the radiator (Lower).
Show less
Auto Trans Oil Cooler Line Assembly for 2001-2002 Ford F-350 Super Duty
A-Premium®Part # APOCL236
Auto Trans Oil Cooler Line Assembly for 2001-2002 Ford F-350 Super Duty
4.638 Reviews
$39.99
Low stock: Only 4 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Ford F-350 Super Duty: 2001 2002
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionInlet and Outlet
ColorBlack
ConditionNew
item #1003ZY27
Note
This double hose and clip assembly is from cooler inlet/outlet lines to cooler assembly and for 2001-2002 Ford F-250 Super Duty, they do not fit V8 4.6L vehicles.
Show less
Auto Trans Oil Cooler Line Assembly for 2001-2002 Ford F-450 Super Duty
A-Premium®Part # APOCL236
Auto Trans Oil Cooler Line Assembly for 2001-2002 Ford F-450 Super Duty
4.638 Reviews
$39.99
Low stock: Only 4 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Ford F-450 Super Duty: 2001 2002
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionInlet and Outlet
ColorBlack
ConditionNew
item #1003ZZ7Q
Note
This double hose and clip assembly is from cooler inlet/outlet lines to cooler assembly and for 2001-2002 Ford F-250 Super Duty, they do not fit V8 4.6L vehicles.
Show less
Outlet Transmission Oil Cooler Line Assembly for 1993-1997 Eagle Vision
A-Premium®Part # APOCL202
Outlet Transmission Oil Cooler Line Assembly for 1993-1997 Eagle Vision
4.638 Reviews
$43.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Eagle Vision: 1993 1994 1995 1996 1997
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionAuxiliary Cooler Outlet (Driver Side)
ColorNatural
ConditionNew
item #1003ZUWG
Show less
Engine Coolant Breather Pipe for 2010-2015 Chevrolet Camaro
A-Premium®Part # APOCL594
Engine Coolant Breather Pipe for 2010-2015 Chevrolet Camaro
4.638 Reviews
$65.99
Low stock: Only 3 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Chevrolet Camaro: 2010 2011 2012 2013 2014 2015
Check if this fits your vehicle
Item LocatedUnited States
Quantity1
ConditionNew
item #10184C08
Note
For Cadillac CTS, this item fits the model with T56 Manual 6 Speed Transmission.
Show less
Outlet Transmission Oil Cooler Line for 2006 BMW 330xi
A-Premium®Part # APOLC022
Outlet Transmission Oil Cooler Line for 2006 BMW 330xi
4.638 Reviews
$102.99
Low stock: Only 4 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2006 BMW 330xi
Check if this fits your vehicle
Item LocatedUnited States
QuantityOne Set
Part interchange
17224479153, 17224517441, 17227521078, 17227577636, 4479153, 4517441, 7521078, 7577636
ConditionNew
item #10154Z93
Show less
Inlet & Outlet Transmission Oil Cooler Line for 2018-2020 Chevrolet Equinox
A-Premium®Part # APOCL397
Inlet & Outlet Transmission Oil Cooler Line for 2018-2020 Chevrolet Equinox
4.638 Reviews
$143.99
Low stock: Only 4 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Check if this fits your vehicle
Item LocatedUnited States
QuantityOne Set
Installation PositionInlet and Outlet
ConditionNew
item #10154Z87
Show less
Page 97 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.

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