Rein CHU0718 Engine Coolant Pipe

OE-Style Coolant Pipe for BMW Diesel Applications

The Rein CHU0718 engine coolant pipe is an OE-quality replacement built for European cooling systems that need a direct-fit aluminum pipe. It is made in silver aluminum and includes a gasket or seal for service-ready installation. This coolant pipe is a direct replacement for the original BMW part on select 2014-2018 BMW 328d, 328d xDrive, X5, 2015-2017 BMW X3, 2014-2016 BMW 535d, 535d xDrive, and 2015 BMW 740Ld xDrive models with a metal connector.

Key Features

• Aluminum construction for a factory-style cooling system repair
• Silver finish
• Gasket or seal included
• Direct replacement for OE coolant pipe applications
• Rein CHU0718 for select BMW diesel models

Product Details

Rein Automotive designs this coolant pipe to match the original equipment layout used on European vehicles. The aluminum construction supports a precise fit in the cooling circuit, while the included gasket or seal helps complete the repair at the connection point. For buyers searching for a BMW coolant pipe replacement, Rein CHU0718 offers an OE-style solution for 328d, 328d xDrive, X5, X3, 535d, 535d xDrive, and 740Ld xDrive applications with a metal connector. This part cross-references URO 11127810707 for the same application.

Common Repair Uses

• Replacing a leaking or cracked engine coolant pipe
• Restoring coolant flow after corrosion or connector wear
• Repairing cooling system seepage at the pipe joint
• Addressing overheating caused by coolant loss
• Servicing BMW diesel cooling system components

Installation Notes and Tips

Verify the vehicle uses the metal connector configuration before ordering. Inspect mating surfaces, hoses, and adjacent cooling components for wear before installation. Replace the pipe only after the cooling system has been fully drained and the connection points are clean and free of debris. Confirm fitment by matching the part number CHU0718 and the vehicle application before service.

Quality Assurance

Rein Automotive positions this part as an OE-quality replacement built to match the original manufacturer’s design and dimensions for the listed BMW applications. Part number CHU0718 is intended for direct replacement use in the specified cooling system configurations.