URO 4F0-121-403 T Coolant Expansion Tank with Level Sensor

The URO 4F0-121-403 T is a coolant expansion tank designed to maintain proper coolant levels and system pressure in your vehicle's cooling system. This direct-fit replacement tank comes equipped with an integrated level sensor that monitors coolant levels and alerts you when fluid is low, helping prevent overheating and potential engine damage.

Key Features:

• Includes integrated coolant level sensor for accurate fluid monitoring
• Direct OEM replacement design for precise fit and function
• Durable construction engineered to withstand high temperature and pressure cycling
• Helps maintain optimal cooling system performance
• Manufactured by URO Parts, a trusted supplier of European automotive components

The expansion tank plays a critical role in your cooling system by providing a reservoir for coolant to expand into as it heats up, while maintaining consistent system pressure. The built-in sensor ensures you're immediately notified of any coolant loss that could lead to overheating.