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
Outlet Engine Oil Cooler Hose Assembly for 1997 GMC YukonOutlet Engine Oil Cooler Hose Assembly for 1997 GMC Yukon
A-Premium®Part # APOCL125
Outlet Engine Oil Cooler Hose Assembly for 1997 GMC Yukon
4.638 Reviews
$61.99
Low stock: Only 2 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 1997 GMC Yukon
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionOutlet (Passenger Side)
ColorNatural, Black
ConditionNew
item #100403PG
Note
The part only fits V8 6.5L engine and the connecting nut is 27 mm across flats.
Show less
Inlet Lower Engine Oil Cooler Hose Assembly for 1996-1999 GMC C2500 Suburban
A-Premium®Part # APOCL045
Inlet Lower Engine Oil Cooler Hose Assembly for 1996-1999 GMC C2500 Suburban
4.638 Reviews
$57.99
Low stock: Only 4 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits GMC C2500 Suburban: 1996 1997 1998 1999
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionInlet (Lower)
ColorNatural, Black
ConditionNew
item #1003ZUEU
Show less
Outlet Upper Engine Oil Cooler Hose Assembly for 1996-1999 GMC C1500 Suburban
A-Premium®Part # APOCL046
Outlet Upper Engine Oil Cooler Hose Assembly for 1996-1999 GMC C1500 Suburban
4.638 Reviews
$47.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits GMC C1500 Suburban: 1996 1997 1998 1999
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionOutlet (Upper)
ColorNatural, Black
ConditionNew
item #1004032U
Show less
Outlet Engine Oil Cooler Hose Assembly for 1997-2000 GMC C3500HD
A-Premium®Part # APOCL125
Outlet Engine Oil Cooler Hose Assembly for 1997-2000 GMC C3500HD
4.638 Reviews
$61.99
Low stock: Only 2 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits GMC C3500HD: 1997 1998 1999 2000
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionOutlet (Passenger Side)
ColorNatural, Black
ConditionNew
item #1004036K
Note
The part only fits V8 6.5L engine and the connecting nut is 27 mm across flats.
Show less
Inlet Lower Engine Oil Cooler Hose Assembly for 1996-2000 GMC C2500
A-Premium®Part # APOCL045
Inlet Lower Engine Oil Cooler Hose Assembly for 1996-2000 GMC C2500
4.638 Reviews
$57.99
Low stock: Only 4 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits GMC C2500: 1996 1997 1998 1999 2000
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionInlet (Lower)
ColorNatural, Black
ConditionNew
item #1003ZUHA
Show less
2 Pcs Auto Transmission Oil Cooler Hose for 2006 Lincoln Zephyr
A-Premium®Part # APOCL340
2 Pcs Auto Transmission Oil Cooler Hose for 2006 Lincoln Zephyr
4.638 Reviews
$88.99
Low stock: Only 2 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2006 Lincoln Zephyr
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionInlet and Outlet
ColorNatural, Black
ConditionNew
item #1004V3EG
Show less
Outlet Engine Oil Cooler Hose Assembly for 1997-2000 Chevrolet K2500
A-Premium®Part # APOCL125
Outlet Engine Oil Cooler Hose Assembly for 1997-2000 Chevrolet K2500
4.638 Reviews
$61.99
Low stock: Only 2 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Chevrolet K2500: 1997 1998 1999 2000
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionOutlet (Passenger Side)
ColorNatural, Black
ConditionNew
item #100400TH
Note
The part only fits V8 6.5L engine and the connecting nut is 27 mm across flats.
Show less
Outlet Upper Engine Oil Cooler Hose Assembly for 1996-2000 Chevrolet Tahoe
A-Premium®Part # APOCL046
Outlet Upper Engine Oil Cooler Hose Assembly for 1996-2000 Chevrolet Tahoe
4.638 Reviews
$47.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Chevrolet Tahoe: 1996 1997 1998 1999 2000
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionOutlet (Upper)
ColorNatural, Black
ConditionNew
item #1004036A
Show less
Outlet Upper Engine Oil Cooler Hose Assembly for 1996-1999 Chevrolet C1500
A-Premium®Part # APOCL046
Outlet Upper Engine Oil Cooler Hose Assembly for 1996-1999 Chevrolet C1500
4.638 Reviews
$47.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Chevrolet C1500: 1996 1997 1998 1999
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionOutlet (Upper)
ColorNatural, Black
ConditionNew
item #1004013L
Show less
Inlet Lower Engine Oil Cooler Hose Assembly for 1996-1999 GMC C1500 Suburban
A-Premium®Part # APOCL045
Inlet Lower Engine Oil Cooler Hose Assembly for 1996-1999 GMC C1500 Suburban
4.638 Reviews
$57.99
Low stock: Only 4 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits GMC C1500 Suburban: 1996 1997 1998 1999
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionInlet (Lower)
ColorNatural, Black
ConditionNew
item #1003ZUQX
Show less
Outlet Engine Oil Cooler Hose Assembly for 1997-1998 Chevrolet C1500
A-Premium®Part # APOCL125
Outlet Engine Oil Cooler Hose Assembly for 1997-1998 Chevrolet C1500
4.638 Reviews
$61.99
Low stock: Only 2 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Chevrolet C1500: 1997 1998
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionOutlet (Passenger Side)
ColorNatural, Black
ConditionNew
item #100401XU
Note
The part only fits V8 6.5L engine and the connecting nut is 27 mm across flats.
Show less
Outlet Upper Engine Oil Cooler Hose Assembly for 1996-1999 Chevrolet C2500 Suburban
A-Premium®Part # APOCL046
Outlet Upper Engine Oil Cooler Hose Assembly for 1996-1999 Chevrolet C2500 Suburban
4.638 Reviews
$47.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Chevrolet C2500 Suburban: 1996 1997 1998 1999
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionOutlet (Upper)
ColorNatural, Black
ConditionNew
item #100402HU
Show less
Outlet Upper Engine Oil Cooler Hose Assembly for 1996-2000 GMC C3500
A-Premium®Part # APOCL046
Outlet Upper Engine Oil Cooler Hose Assembly for 1996-2000 GMC C3500
4.638 Reviews
$47.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits GMC C3500: 1996 1997 1998 1999 2000
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionOutlet (Upper)
ColorNatural, Black
ConditionNew
item #10040585
Show less
Outlet Engine Oil Cooler Hose Assembly for 1997-1999 GMC C1500 Suburban
A-Premium®Part # APOCL125
Outlet Engine Oil Cooler Hose Assembly for 1997-1999 GMC C1500 Suburban
4.638 Reviews
$61.99
Low stock: Only 2 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits GMC C1500 Suburban: 1997 1998 1999
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionOutlet (Passenger Side)
ColorNatural, Black
ConditionNew
item #100401D8
Note
The part only fits V8 6.5L engine and the connecting nut is 27 mm across flats.
Show less
Outlet Engine Oil Cooler Hose Assembly for 1997-1999 GMC C2500 Suburban
A-Premium®Part # APOCL125
Outlet Engine Oil Cooler Hose Assembly for 1997-1999 GMC C2500 Suburban
4.638 Reviews
$61.99
Low stock: Only 2 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits GMC C2500 Suburban: 1997 1998 1999
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionOutlet (Passenger Side)
ColorNatural, Black
ConditionNew
item #100404P4
Note
The part only fits V8 6.5L engine and the connecting nut is 27 mm across flats.
Show less
Outlet Engine Oil Cooler Hose Assembly for 1997-2000 Chevrolet K3500
A-Premium®Part # APOCL125
Outlet Engine Oil Cooler Hose Assembly for 1997-2000 Chevrolet K3500
4.638 Reviews
$61.99
Low stock: Only 2 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Chevrolet K3500: 1997 1998 1999 2000
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionOutlet (Passenger Side)
ColorNatural, Black
ConditionNew
item #100403UW
Note
The part only fits V8 6.5L engine and the connecting nut is 27 mm across flats.
Show less
Outlet Engine Oil Cooler Hose Assembly for 1997-2000 Chevrolet C2500
A-Premium®Part # APOCL125
Outlet Engine Oil Cooler Hose Assembly for 1997-2000 Chevrolet C2500
4.638 Reviews
$61.99
Low stock: Only 2 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Chevrolet C2500: 1997 1998 1999 2000
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionOutlet (Passenger Side)
ColorNatural, Black
ConditionNew
item #10040421
Note
The part only fits V8 6.5L engine and the connecting nut is 27 mm across flats.
Show less
Outlet Engine Oil Cooler Hose Assembly for 1997-1998 GMC K1500
A-Premium®Part # APOCL125
Outlet Engine Oil Cooler Hose Assembly for 1997-1998 GMC K1500
4.638 Reviews
$61.99
Low stock: Only 2 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits GMC K1500: 1997 1998
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionOutlet (Passenger Side)
ColorNatural, Black
ConditionNew
item #1004021Z
Note
The part only fits V8 6.5L engine and the connecting nut is 27 mm across flats.
Show less
Outlet Upper Engine Oil Cooler Hose Assembly for 1996-1999 Chevrolet C1500 Suburban
A-Premium®Part # APOCL046
Outlet Upper Engine Oil Cooler Hose Assembly for 1996-1999 Chevrolet C1500 Suburban
4.638 Reviews
$47.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Chevrolet C1500 Suburban: 1996 1997 1998 1999
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionOutlet (Upper)
ColorNatural, Black
ConditionNew
item #100401ZA
Show less
Inlet Lower Engine Oil Cooler Hose Assembly for 1996-1999 Chevrolet C2500 Suburban
A-Premium®Part # APOCL045
Inlet Lower Engine Oil Cooler Hose Assembly for 1996-1999 Chevrolet C2500 Suburban
4.638 Reviews
$57.99
Low stock: Only 4 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits Chevrolet C2500 Suburban: 1996 1997 1998 1999
Check if this fits your vehicle
Item LocatedUnited States
Installation PositionInlet (Lower)
ColorNatural, Black
ConditionNew
item #1003ZZPH
Show less
Page 18 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