Dorman 625-513 Engine Oil Line - Upper

Overview of Dorman Engine Oil Line 625-513

The Dorman 625-513 engine oil line is designed specifically for select BMW models, providing a reliable connection between the engine and oil cooler. Constructed from durable steel and rubber materials, this oil line ensures consistent oil flow and heat dissipation for optimal engine performance.

• Material: Steel and rubber for durability and flexibility
• Length: 13 inches for precise fitment
• Color: Natural finish
• End Types: Banjo fittings on both ends for secure connections
• Inside Diameter: 7 mm for proper oil flow
• Outside Diameter: 10 mm
• O-Rings and mounting brackets not included
• Package includes one oil cooler line
• Specific fit for various BMW models

Detailed Product Description

The Dorman 625-513 engine oil line is engineered to meet the exact specifications required by BMW vehicles such as the 320i, 325i, 330i, M3, X3, X5, Z3, and Z4. Its steel and rubber construction balances strength and flexibility, allowing it to withstand engine vibrations and temperature fluctuations. Both ends feature banjo fittings, which provide a secure and leak-resistant connection to the engine block and oil cooler. With a length of 13 inches and an inside diameter of 7 mm, this oil line maintains proper oil pressure and flow, essential for engine lubrication and cooling.

Compatible BMW Models and Applications

• BMW 320i, 323Ci, 323i
• BMW 325Ci, 325i, 325xi
• BMW 328Ci, 328i
• BMW 330Ci, 330i, 330xi
• BMW 525i, 528i, 530i
• BMW M3
• BMW X3, X5
• BMW Z3, Z4

Common Issues Addressed by This Engine Oil Line

• Oil leaks caused by cracked or worn oil lines
• Reduced oil flow due to damaged or collapsed hoses
• Engine overheating from insufficient oil cooling
• Loss of oil pressure affecting engine performance
• Vibration-related damage to oil line connections

Installation Notes and Tips

When installing the Dorman 625-513 engine oil line, ensure both banjo fittings are properly seated and tightened to manufacturer torque specifications to prevent leaks. Since O-rings and mounting brackets are not included, reuse existing components if in good condition or replace them separately. Verify the oil line length and diameter match your vehicle’s requirements before installation. It is recommended to inspect surrounding components for wear during replacement.

Quality Assurance and Warranty

Dorman parts are manufactured to meet or exceed OEM standards, ensuring reliable performance and durability. The 625-513 engine oil line undergoes rigorous quality control to maintain consistent fit and function. While specific warranty details may vary, Dorman typically offers limited warranties covering defects in material and workmanship.