Dorman 667-577 Turbocharger Coolant Line - Return (Right)

Durable Turbocharger Coolant Line for BMW Models

The Dorman 667-577 turbocharger coolant line is engineered to provide reliable coolant flow for turbocharged BMW vehicles. Designed with high-quality materials, this coolant line ensures optimal performance and durability for models including the BMW 550i, 650i, 750i, X5, and X6.

• Constructed with stainless steel and rubber for enhanced durability and flexibility
• Measures 19.5 inches in length with a 0.202-inch inside diameter
• Features molded assembly shape for precise fit and secure installation
• Black elastomer rubber fittings with male and female ends for proper connection
• OEM grade quality designed specifically for BMW turbocharger coolant systems

Product Details and Specifications

This turbocharger coolant line combines stainless steel tubing with rubber fittings to withstand high temperatures and pressure within the turbocharger cooling system. The molded assembly design ensures a tight seal and reduces the risk of leaks. With a centerline length of 10 inches and an outside diameter of 0.65 inches, the line fits seamlessly into the cooling circuit. The male outlet fitting and female inlet fitting provide compatibility with factory connections, maintaining the integrity of the original equipment setup.

Compatible BMW Models and Applications

This Dorman 667-577 turbocharger coolant line is compatible with a range of BMW vehicles, including:

• BMW 550i, 550i GT, 550i GT xDrive, 550i xDrive
• BMW 650i, 650i Gran Coupe, 650i xDrive, 650i xDrive Gran Coupe
• BMW 750i, 750i xDrive, 750Li, 750Li xDrive
• BMW X5 and X6 models

Common Issues Addressed by This Coolant Line

• Prevents coolant leaks in the turbocharger cooling system
• Maintains proper coolant flow to avoid turbo overheating
• Replaces cracked or worn original coolant lines
• Helps restore turbocharger efficiency and engine performance
• Eliminates coolant contamination risks from damaged hoses

Installation Notes and Tips

Ensure the engine is cool before beginning installation to avoid burns. Inspect all connection points for corrosion or damage and clean as necessary. Verify that the male and female fittings align correctly with the vehicle’s turbocharger coolant ports. Use appropriate clamps or fasteners to secure the line firmly and prevent leaks. After installation, check for leaks during engine operation and monitor coolant levels.

Quality Assurance and Warranty

The Dorman 667-577 turbocharger coolant line meets OEM standards for fit, form, and function. Manufactured with high-grade stainless steel and rubber materials, it is designed for durability and long service life. This part is backed by Dorman’s quality assurance protocols, ensuring reliable performance in BMW turbocharger cooling systems.