Beat the Heat – Summer Essential Maintenance
24/7 Customer service
USD
Add your vehicle
Address
Login
Cart
Item
$0.00
Add your vehicle to ensure fitment/Choose a yearRequired Fields
Select a different vehicle
Make/Model
VIN
Save

Buick Century Oil Cooler Line

5 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
  • Price
  • Placement on Vehicle
  • Brand
  • Material
  • Color
  • Warranty
2 Pcs Automatic Transmission Oil Cooler Lines for 2000-2005 Buick Century2 Pcs Automatic Transmission Oil Cooler Lines for 2000-2005 Buick Century
A-Premium®Part # APOCL611
2 Pcs Automatic Transmission Oil Cooler Lines for 2000-2005 Buick Century
4.630 Reviews
$81.99
Low stock: Only 2 left
Edit ZIP code
3-year warranty
90 days free return
Fits Buick Century: 2000 2001 2002 2003 2004 2005
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Buick Century
Item LocatedUnited States
Quantity2
Part interchange
15213200, 15213201, 5801240, 5801059, 624-951, 624951, 624-152, 624152
ConditionNew
item #1018CP4D
Show less
Auto Trans Oil Cooler Line Assembly for 1997 Buick Century
A-Premium®Part # APOCL072
Auto Trans Oil Cooler Line Assembly for 1997 Buick Century
4.630 Reviews
$33.99
Low stock: Only 2 left
Edit ZIP code
3-year warranty
90 days free return
Fits 1997 Buick Century
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Buick Century
Item LocatedUnited States
Quantity1
Installation PositionCheck the fitment chart
ColorNatural, Black
item #100402VE
Show less
Upper Auto Trans Oil Cooler Line Assembly for 2000-2005 Buick Century
A-Premium®Part # APOCL104
Upper Auto Trans Oil Cooler Line Assembly for 2000-2005 Buick Century
4.630 Reviews
$49.99
Low stock: Only 2 left
Edit ZIP code
3-year warranty
90 days free return
Fits Buick Century: 2000 2001 2002 2003 2004 2005
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Buick Century
Item LocatedUnited States
Installation PositionRadiator to Transmission(Upper)
ColorNatural, Black
item #1003ZPS0
Note
The location of this line is from the auxiliary cooler (driver Side) to the transmission.
Show less
Automatic Trans Oil Cooler Hose for 2000-2005 Buick Century
A-Premium®Part # APOCL307
Automatic Trans Oil Cooler Hose for 2000-2005 Buick Century
4.630 Reviews
$32.99
Low stock: Only 3 left
Edit ZIP code
3-year warranty
90 days free return
Fits Buick Century: 2000 2001 2002 2003 2004 2005
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Buick Century
Item LocatedUnited States
Quantity1
Installation PositionRadiator to Transmission
ColorNatural, Black
item #1004V4A9
Show less
Lower Auto Trans Oil Cooler Line Assembly for 1998-1999 Buick Century
A-Premium®Part # APOCL066
Lower Auto Trans Oil Cooler Line Assembly for 1998-1999 Buick Century
4.630 Reviews
$53.99
Low stock: Only 5 left
Edit ZIP code
3-year warranty
90 days free return
Fits Buick Century: 1998 1999
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Buick Century
Item LocatedUnited States
Quantity1
Installation PositionLower
ColorNatural, Black
item #1003ZSU4
Show less

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