Yes DTM will have Free practice 3, autograph session, race 2 qualification and race 2 on Sunday.
You can see the full schedule here: http://www.dtm.com/en/event/2016-sea...ner-hockenheim
The WRX races on Sunday will be 11.10-11.30 (Gerrman time) for the semi finals and 11.40-11.50 for the supercar final.