Upgraded Coolant Hose Metal Connectors

Plastic coolant connectors in many BMW and MINI engines are prone to cracking, leaks, and premature failure due to heat cycling and hydrolysis. (Learn more about hydrolysis in our Inside the Brands video.) These failures often result in costly repeat repairs and vehicle downtime.

Rein Upgraded Coolant Hose Metal Connectors provide a superior direct-fit replacement with full aluminum construction, eliminating these common failure points, increasing durability, and reducing long-term maintenance costs.

Why Choose a Rein Metal Connector?

• Aluminum Construction: Offers greater durability by resisting cracking and structural degradation.
• Direct OE Replacement: Ensures exact fit and trouble-free installation without modification.
• Reduced Maintenance Costs: Longer service life significantly decreases the need for repeat repairs.
• Trusted Quality: Developed using direct input from professional repair technicians for reliability under real-world conditions.

Rein offers a range of upgraded coolant hose connectors designed to replace problematic OE plastic parts in popular BMW and MINI vehicles. Click on the images below for more details.

Clicking the button below will take you to our online catalog, where you can search parts by application, VIN, or Part Number.

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