Rein 17-11-1-437-362 Coolant Expansion Tank Thermostat for BMW E46 325i 330i

The Rein 17-11-1-437-362 is a high-quality coolant expansion tank thermostat designed specifically for BMW E46 3-Series models, including the 325i and 330i. This essential cooling system component integrates directly into the expansion tank to regulate coolant flow and maintain optimal engine operating temperature.

Key Features:

• Direct replacement for BMW OEM part number 17-11-1-437-362
• Engineered to meet or exceed OEM specifications for reliable performance
• Integrated thermostat design simplifies cooling system maintenance
• Precision-manufactured for proper fit and function in E46 chassis applications
• Helps prevent engine overheating and maintains consistent coolant temperature

Rein Automotive is a trusted manufacturer of European automotive parts, offering OE-quality components at competitive prices. This expansion tank thermostat is a critical wear item in the BMW cooling system and should be replaced according to maintenance intervals or when cooling system issues arise.