Rein 17-12-7-624-676 Engine Coolant Hose Lower Expansion Tank to Thermostat

The Rein 17-12-7-624-676 is a precision-engineered engine coolant hose assembly designed to connect the thermostat housing to the lower expansion tank on BMW vehicles. This critical cooling system component ensures proper coolant circulation between the expansion tank and thermostat, maintaining optimal engine operating temperatures.

Key Features:

• OEM-quality replacement hose designed as a direct fit for BMW part number 17127624676
• Constructed from premium materials resistant to extreme temperatures and chemical degradation
• Features thermoplastic quick-connect fittings identical to original equipment specifications
• Precise size and shape match to OE hose for proper routing and fitment
• Heat and pressure-rated for reliable performance in demanding cooling system applications

Rein coolant hoses are engineered to meet or exceed OEM specifications, providing dependable cooling system performance. Regular replacement of coolant hoses prevents unexpected failures, overheating, and costly engine damage caused by deteriorated rubber components.