Description
Product Overview
The Dorman Engine Oil Cooler Hose Assembly 625-503 is engineered as a direct replacement for the original equipment hose. Constructed from high‑quality rubber with a nominal wall thickness of 0.05 inches, it delivers reliable oil transfer from the engine to the cooler. Measuring 3 inches in length and finished in black, the hose is ready to paint if a custom look is required. Its lightweight design (0.5 pounds) and corrosion‑resistant composition ensure long‑lasting performance in demanding automotive environments.
![[Product front view showing all components]](https://www.blossomgo.store/wp-content/uploads/2026/06/6c2a8d54b9c8406999169c1a7b2d0c89.jpg)
Usage
Designed for a wide range of passenger cars and light trucks, this hose fits models that specify the OEM part number BC3Z6B850A. Ideal for both DIY enthusiasts and professional mechanics, it can be installed during routine maintenance, oil cooler upgrades, or engine repairs. The hose performs flawlessly in hot engine bays, maintaining consistent oil flow and preventing overheating.
Why Choose Us
Dorman’s reputation for automotive parts reliability backs this hose assembly. Each unit undergoes rigorous quality testing to meet strict industry standards, guaranteeing a perfect fit and leak‑free operation. Our commitment to customer satisfaction includes responsive support and a straightforward return policy, ensuring peace of mind with every purchase.
Key Features
- Direct OEM replacement eliminates the need for modifications
- Corrosion‑resistant rubber ensures long‑term durability
- Easy, tool‑free installation saves time and labor
- Compact 3‑inch length fits tight engine compartments
- Responsive customer support and hassle‑free returns
FAQ
Is this hose compatible with my vehicle?
Yes, the 625-503 fits any vehicle that lists OEM part number BC3Z6B850A. Verify your make, model, and engine type in the garage tool for exact compatibility.
Do I need special tools to install the hose?
No special tools are required. The hose is designed for a straightforward, bolt‑on installation using standard hand tools.
Can the hose be painted to match my engine bay?
Absolutely. The exterior is labeled “Ready To Paint If Needed,” allowing you to customize the color to blend with your engine components.
What is the warranty on this product?
Dorman provides a limited warranty covering manufacturing defects, ensuring the hose performs as intended under normal conditions.
How does the rubber material benefit my engine?
The high‑grade rubber resists oil degradation and heat, maintaining consistent flow and preventing leaks that could lead to engine overheating.






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