This gas tank filler valve is a component intended for Volkswagen T4 and LT vehicles converted into Camper Vans. As part of the restoration or maintenance of a classic vehicle, the proper functioning of this component is essential to the safety of the onboard gas supply system. Its replacement allows you to restore reliable sealing and correct tank filling. An essential new part for enthusiasts wishing to keep their Volkswagen T4 or LT in optimal working order.