Rein 11-53-7-521-049 Engine Coolant Hose Thermostat to Water Pump

The Rein 11-53-7-521-049 engine coolant hose is a precision-engineered replacement part designed to transport coolant between the thermostat housing and water pump in BMW vehicles. This OE-quality hose ensures optimal coolant flow and helps maintain proper engine operating temperature to prevent overheating.

Key Features:

• Direct OE replacement design with precise fitment and factory-quality construction
• 12-inch centerline length with thermoplastic quick-connect fittings for secure, leak-free connections
• Resistant to heat, salt, road debris, oil and other contaminants
• Made from reinforced rubber material for superior durability and chemical resistance
• Black color with 1.59-inch inside diameter at connection points
• No cutting, refitting or adjusting required for installation
• Manufactured in Turkey to OEM specifications

This coolant hose is an essential cooling system component that should be inspected regularly and replaced at the first signs of cracking, leaking, swelling, or deterioration. Over time, coolant hoses can become dry, hard and brittle due to heat and chemical exposure, making timely replacement critical to prevent engine damage. The Rein brand is known for producing high-quality aftermarket replacement parts that meet or exceed original equipment standards, backed by ISO 9001:2015 quality certification.

OEM Cross-Reference: BMW 11537521049, Rein CHE0409