Audi Volkswagen Genuine 

Expansion Tank 4H0121403G

Replace : 4H0121403M

Description: 

Part number 4H0121403G, the Audi Volkswagen Genuine Expansion Tank, is a genuine part made for certain Audi and Volkswagen cars. An essential component of the car’s cooling system is this expansion tank, sometimes referred to as an overflow tank or coolant reservoir.

Function: 

By acting as a reservoir for the coolant to expand and contract in response to temperature fluctuations during engine operation, the expansion tank is an essential component of the cooling system. It makes it possible for coolant to be sucked back into the radiator as necessary, helping to maintain a steady and ideal coolant level. This feature guarantees effective cooling and helps keep engines from overheating.

Quality: 

The Expansion Tank 4H0121403G is a genuine Audi and Volkswagen item that is made to the exacting performance and quality requirements of the respective brands. During the production process, genuine parts are put through a thorough testing process to make sure they meet or surpass exact engineering specifications. This focus on quality guarantees dependability, longevity, and suitability for the car’s cooling system.

Compatibility: 

This Audi Volkswagen Genuine Expansion Tank is intended to work with specified Audi and Volkswagen models, as indicated by the component number 4H0121403G. It functions as a genuine replacement component, guaranteeing a suitable fit and integration with the car’s cooling system.