End products or Enddienstleistungen are goods or services that go on to the consumer. You are not further processed ( by definition) in the value chain.
Goods can be simultaneously Endgüter and intermediate goods from customer to customer. From consumers bought in the supermarket flour is a final product, while from a baker bought and further processed flour is an intermediate product. The flour purchased by the consumer enters into the gross domestic product. The flour bought from the bakery, however, is an intermediate product, which is not counted as into flour but later eg as bread in the gross domestic product. It is not so much on the nature of the goods or service, but rather on the actual use of.