OLX Group has announced it will lead the Series D funding round in Berlin-based Frontier Car Group (FCG). OLX, which is owned by Naspers’ digital division Prosus, said it will invest as much as $400 million in the company. Founded in 2016, Frontier Car Group is an online marketplace for used cars operating in emerging markets. With the latest OLX deal, Frontier could expand its services and market reach. The company has now raised $569 million and is valued at $700 million.