357 121 109 M : Cooling hose for Volkswagen Passat B4

This cooling hose connects the expansion tank to the cooling pipe on the Volkswagen Passat B4 syncro equipped with engine codes 2E, ADY or AGG. It plays a role in maintaining the cooling circuit, ensuring correct circulation of coolant and protecting the engine against overheating. As part of the restoration or maintenance of a classic Volkswagen Passat B4, its replacement is recommended as soon as the original part shows signs of ageing, cracking or leaking. A new and compliant part ensures the reliability and longevity of the vehicle.