Audi/Volkswagen EXPANSION TANK 5Q0121407G

Replace Number: 5Q0121407T, 5Q0121407A

Description: The Autostar Germany Expansion Tank for Audi/Volkswagen 5Q0121407G is a high-quality aftermarket replacement designed to ensure proper engine cooling performance. Built with durable materials, this expansion tank helps maintain optimal coolant levels, prevents overheating, and protects your engine from long-term damage. It is precisely engineered to fit a wide range of Audi and Volkswagen models, offering excellent reliability and long service life. Replacing your old or leaking coolant reservoir with this Autostar Germany part ensures consistent pressure regulation within the cooling system. Easy to install and built to OEM standards, it is a cost-effective solution for maintaining your vehicle’s performance.