This product is a genuine Volkswagen radiator with the part number 5Q0121251ES. It is designed and manufactured specifically for Volkswagen vehicles. The radiator is a key component of the vehicle's cooling system, responsible for dissipating heat from the engine. It is made with high-quality materials and meets all of Volkswagen's strict standards for performance and durability. This radiator is a direct replacement for the original radiator in your Volkswagen vehicle, ensuring a perfect fit and proper function.