Save Up to 15% on Back to School Auto Parts
24/7 Customer service
USD
Add your vehicle
Address
Login
Cart
Item
$0.00
A-Premium Back to School Car Deals Up to 15% OFFA-Premium Back to School Car Deals Up to 15% OFF

Popular vehicles

Oil Cooler Line

626 items

Shop precise fit replacement Oil Cooler Line to maintain and improve your vehicle's performance. Find the right parts for your make and model, backed by excellent customer service at A-Premium.

  • All filters
  • Sort By
  • Year
  • Make
  • Model
  • Price
  • Placement on Vehicle
  • Brand
  • Material
  • Color
  • Warranty
Outlet Upper Engine Oil Cooler Hose Assembly for Chevy GMC C1500 C2500Outlet Upper Engine Oil Cooler Hose Assembly for Chevy GMC C1500 C2500
A-Premium®Part # APOCL228
Outlet Upper Engine Oil Cooler Hose Assembly for Chevy GMC C1500 C2500
4.631 Reviews
$39.99
Edit ZIP code
3-year warranty
90 days free return
Fits 1996 - 1999 Chevrolet C1500, 1996 - 1998 Chevrolet C2500, 1996 - 1999 GMC C1500, 1996 - 1998 GMC C2500
Check if this fits your vehicle
Item LocatedUnited States
Quantity1
Installation PositionOutlet (Upper)
ColorNatural, Black
item #1003ZPNE
Show less
Automatic Transmission Fluid Cooler Line for Jeep Grand Cherokee 1993-1997 Wrangler
A-Premium®Part # APOCL515
Automatic Transmission Fluid Cooler Line for Jeep Grand Cherokee 1993-1997 Wrangler
4.631 Reviews
$16.99
Low stock: Only 4 left
Edit ZIP code
3-year warranty
90 days free return
Fits 1994 - 1995 Jeep Wrangler, 1994 - 1997 Jeep Grand Cherokee, 1993 - 1993 Jeep Grand Cherokee
Check if this fits your vehicle
Item LocatedUnited States
Quantity1
ConditionNew
item #10177AGS
Note
This item fits the model with Automatic Transmission, not Manual Transmission.
Show less
Rear Upper Transmission Oil Cooler Line Assembly for Cadillac DeVille 1994-1995
A-Premium®Part # APOCL162
Rear Upper Transmission Oil Cooler Line Assembly for Cadillac DeVille 1994-1995
4.631 Reviews
$27.99
Low stock: Only 3 left
Edit ZIP code
3-year warranty
90 days free return
Fits 1994 - 1995 Cadillac DeVille, 1992 - 1993 Cadillac Eldorado
Check if this fits your vehicle
Item LocatedUnited States
Quantity1
Installation PositionRear Upper
Part interchange
5801341, 3539657
item #1004CCD7
Show less
Outlet Side Oil Cooler Line for Ford EcoSport 2018-2021 L4 2.0L
A-Premium®Part # APOCL401
Outlet Side Oil Cooler Line for Ford EcoSport 2018-2021 L4 2.0L
4.631 Reviews
$39.99
Low stock: Only 5 left
Edit ZIP code
3-year warranty
90 days free return
Fits 2018 - 2021 Ford EcoSport
Check if this fits your vehicle
Item LocatedUnited States
Quantity1
Installation PositionOutlet
ConditionNew
item #1013DXTH
Show less
Supply (Upper) Turbocharger Oil Line for Nissan Juke 2011-2017 L4 1.6L GAS SUV
A-Premium®Part # APOCL535
Supply (Upper) Turbocharger Oil Line for Nissan Juke 2011-2017 L4 1.6L GAS SUV
4.631 Reviews
$73.99
Edit ZIP code
3-year warranty
90 days free return
Fits 2015 - 2017 Nissan Juke, 2015 - 2017 Nissan Juke, 2011 - 2014 Nissan Juke, 2015 - 2017 Nissan Juke, 2015 - 2017 Nissan Juke, 2015 - 2017 Nissan Juke, 2015 - 2017 Nissan Juke
Check if this fits your vehicle
Item LocatedUnited States
ColorNatural
ConditionNew
item #101777DQ
Note
Location: Supply (Upper) Side.
Show less
Oil Coolant Hose for Land Rover Range Rover Evoque 2012-2016 2.0L Sport Utility
A-Premium®Part # APOCL506
Oil Coolant Hose for Land Rover Range Rover Evoque 2012-2016 2.0L Sport Utility
4.631 Reviews
$58.99
Edit ZIP code
3-year warranty
90 days free return
Fits 2012 - 2016 Land Rover Range Rover Evoque
Check if this fits your vehicle
Item LocatedUnited States
Quantity1
Part interchange
LR094099, LR134949
ConditionNew
item #101841W2
Show less
Outlet Lower Transmission Oil Cooler Line Assembly for Ford E-150 E-250 Econoline
A-Premium®Part # APOCL194
Outlet Lower Transmission Oil Cooler Line Assembly for Ford E-150 E-250 Econoline
4.631 Reviews
$39.99
Edit ZIP code
3-year warranty
90 days free return
Fits 2003 - 2003 Ford E-150, 2003 - 2004 Ford E-150, 2004 - 2004 Ford E-150, 2003 - 2003 Ford E-150 Club Wagon, 2003 - 2004 Ford E-150 Club Wagon, 2004 - 2004 Ford E-150 Club Wagon, 1997 - 2002 Ford E-150 Econoline, 1997 - 2002 Ford E-150 Econoline, 1997 - 2002 Ford E-150 Econoline Club Wagon, 1997 - 2002 Ford E-150 Econoline Club Wagon, 2003 - 2003 Ford E-250, 1997 - 2002 Ford E-250 Econoline
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionAuxiliary Cooler Outlet (Lower)
ColorBlack
item #1003ZUNX
Note
This part is the auxiliary cooler outlet (Lower) line.
Show less
Lower Auto Trans Oil Cooler Line Assembly for Chevy Lumina Monte Carlo 1995-1999
A-Premium®Part # APOCL192
Lower Auto Trans Oil Cooler Line Assembly for Chevy Lumina Monte Carlo 1995-1999
4.631 Reviews
$27.99
Edit ZIP code
3-year warranty
90 days free return
Fits 1995 - 1999 Chevrolet Lumina, 1995 - 1999 Chevrolet Monte Carlo
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionAuxiliary Cooler (Lower) to Radiator
ColorNatural, Black
item #100404W1
Note
The automatic transmission oil cooler hose assembly is for the auxiliary cooler side.
Show less
Outlet Transmission Oil Cooler Line Assembly for Subaru Baja Legacy Outback 2.5L
A-Premium®Part # APOCL175
Outlet Transmission Oil Cooler Line Assembly for Subaru Baja Legacy Outback 2.5L
4.631 Reviews
$30.99
Edit ZIP code
3-year warranty
90 days free return
Fits 2003 - 2006 Subaru Baja, 2000 - 2006 Subaru Legacy, 2001 - 2003 Subaru Outback
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionOutlet (Driver Side)
ColorBlack
item #1003ZNSX
Note
For 2000-2006 Subaru Baja & Legacy, this part only fits vehicles with Naturally Aspirated engine.
Show less
Auxiliary Inlet Auto Transmission Oil Cooler Line for Chevy Tahoe Suburban GMC Yukon
A-Premium®Part # APOCL450
Auxiliary Inlet Auto Transmission Oil Cooler Line for Chevy Tahoe Suburban GMC Yukon
4.631 Reviews
$28.99
Edit ZIP code
3-year warranty
90 days free return
Fits 2015 - 2015 Cadillac Escalade, 2016 - 2016 Cadillac Escalade, 2018 - 2020 Cadillac Escalade, 2015 - 2015 Cadillac Escalade ESV, 2016 - 2016 Cadillac Escalade ESV, 2018 - 2020 Cadillac Escalade ESV, 2015 - 2016 Chevrolet Silverado 1500, 2019 - 2020 Chevrolet Suburban, 2016 - 2019 Chevrolet Suburban 3500 HD, 2018 - 2020 Chevrolet Tahoe, 2019 - 2020 Chevrolet Tahoe, 2015 - 2016 GMC Yukon, 2018 - 2020 GMC Yukon, 2016 - 2016 GMC Yukon XL, 2018 - 2020 GMC Yukon XL
Check if this fits your vehicle
Item LocatedUnited States
Quantity1
Installation PositionAuxiliary Inlet
ConditionNew
item #1013E252
Show less
Inlet Automatic Transmission Fluid Cooler Line for Saturn Vue 2008-2010
A-Premium®Part # APOCL394
Inlet Automatic Transmission Fluid Cooler Line for Saturn Vue 2008-2010
4.631 Reviews
$56.99
Low stock: Only 5 left
Edit ZIP code
3-year warranty
90 days free return
Fits 2008 - 2010 Saturn Vue
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionInlet
ColorBlack/Silver
ConditionNew
item #1013DZD4
Note
6T70 Transaxle Automatic 6 Speed Transmission.
Show less
Lower Turbo Water Return Thermostat Housing Tube for Jeep Renegade Fiat 500
A-Premium®Part # APOCL499
Lower Turbo Water Return Thermostat Housing Tube for Jeep Renegade Fiat 500
4.631 Reviews
$80.99
Low stock: Only 4 left
Edit ZIP code
3-year warranty
90 days free return
Fits 2015 - 2018 Jeep Renegade, 2016 - 2018 Fiat 500X, 2014 - 2019 Fiat 500
Check if this fits your vehicle
Item LocatedUnited States
QuantityOne Set
Part interchange
68212284AA, 5804131
ConditionNew
item #10154N9U
Show less
Tube To Tube (Upper) Auto Trans Oil Cooler Hose for Hummer H2 2003-2007 V8 6.0L
A-Premium®Part # APOCL372
Tube To Tube (Upper) Auto Trans Oil Cooler Hose for Hummer H2 2003-2007 V8 6.0L
4.631 Reviews
$80.99
Low stock: Only 4 left
Edit ZIP code
3-year warranty
90 days free return
Fits 2003 - 2007 Hummer H2
Check if this fits your vehicle
Item LocatedUnited States
Quantity1
Installation PositionTube To Tube (Upper)
ConditionNew
item #10156ECT
Show less
Inlet Transmission Oil Cooler Line for Chevy Traverse Buick Enclave 2018 V6 3.6L
A-Premium®Part # APOCL396
Inlet Transmission Oil Cooler Line for Chevy Traverse Buick Enclave 2018 V6 3.6L
4.631 Reviews
$54.99
Edit ZIP code
3-year warranty
90 days free return
Fits 2018 - 2018 Buick Enclave, 2018 - 2018 Chevrolet Traverse
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionInlet
ConditionNew
item #1015202G
Note
【Note-1】 For 2018 Buick Enclave fits the Model with 4WD(Four Wheel Drive) or FWD(Front Wheel Drive), not AWD(All Wheel Drive).
【Note-2】 This item fits with Heavy Duty Cooling (V08).
Show less
Outlet Automatic Transmission Oil Cooler Hose for Chevrolet Traverse 2018-2021
A-Premium®Part # APOCL366
Outlet Automatic Transmission Oil Cooler Hose for Chevrolet Traverse 2018-2021
4.631 Reviews
$81.99
Low stock: Only 3 left
Edit ZIP code
3-year warranty
90 days free return
Fits 2018 - 2021 Buick Enclave, 2018 - 2021 Chevrolet Traverse, 2018 - 2019 GMC Acadia
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionOutlet
ConditionNew
item #10151W96
Note
This item fits with Automatic Transmission Only, not fit Manual Transmission.
Show less
Automatic Trans Oil Cooler Hose for Chevy Astro GMC Safari 1996-2005 4.3L
A-Premium®Part # APOCL305
Automatic Trans Oil Cooler Hose for Chevy Astro GMC Safari 1996-2005 4.3L
4.631 Reviews
$59.99
Low stock: Only 3 left
Edit ZIP code
3-year warranty
90 days free return
Fits 1996 - 2005 Chevrolet Astro, 1996 - 2005 GMC Safari
Check if this fits your vehicle
Item LocatedUnited States
Quantity1
Installation PositionRadiator to Transmission
ColorNatural, Black
item #1004V4C3
Show less
Transmission Oil Cooler Line for Chevrolet Traverse 2018-2019 Buick Enclave 2018
A-Premium®Part # APOCL385
Transmission Oil Cooler Line for Chevrolet Traverse 2018-2019 Buick Enclave 2018
4.631 Reviews
$77.99
Edit ZIP code
3-year warranty
90 days free return
Fits 2018 - 2019 Chevrolet Traverse, 2018 - 2018 Buick Enclave
Check if this fits your vehicle
Item LocatedUnited States
Quantity1
Part interchange
5802005, 84335375
ConditionNew
item #10154LR8
Show less
Inlet Engine Oil Cooler Line for BMW M4 2021-2024 X4 2022 L6 3.0L
A-Premium®Part # APOLC030
Inlet Engine Oil Cooler Line for BMW M4 2021-2024 X4 2022 L6 3.0L
4.631 Reviews
$91.99
Low stock: Only 4 left
Edit ZIP code
3-year warranty
90 days free return
Fits 2022 - 2022 BMW X4, 2021 - 2024 BMW M4
Check if this fits your vehicle
Item LocatedUnited States
QuantityOne Set
Installation PositionInlet
ConditionNew
item #10154N20
Show less
Auto Transmission Oil Cooler Hose Assembly for Ford Police Interceptor Sedan 2013-2019
A-Premium®Part # APOCL411
Auto Transmission Oil Cooler Hose Assembly for Ford Police Interceptor Sedan 2013-2019
4.631 Reviews
$48.99
Low stock: Only 3 left
Edit ZIP code
3-year warranty
90 days free return
Fits 2013 - 2019 Ford Police Interceptor Sedan
Check if this fits your vehicle
Item LocatedUnited States
Quantity1
ColorBlack
ConditionNew
item #1013DWV7
Show less
Oil Cooler Line for Ford Edge 2012-2014 Lincoln MKX 2012-2015
A-Premium®Part # APOCL432
Oil Cooler Line for Ford Edge 2012-2014 Lincoln MKX 2012-2015
4.631 Reviews
$82.99
Low stock: Only 2 left
Edit ZIP code
3-year warranty
90 days free return
Fits 2012 - 2014 Ford Edge, 2012 - 2015 Lincoln MKX
Check if this fits your vehicle
Item LocatedUnited States
Quantity1
Part interchange
5804107, BT4Z7C410B, BT4Z-7C410-B
ConditionNew
item #1013DTHE
Show less
Page 26 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