For the mod WTCC 2016 1.5 for AMS by Triebie that you can find there :
After install of the mod, unrar to:
You will have all the cars of 2017 seen at the race of Italy at Monza and a new serie in AMS.
AMS_WTCC 2017 skinpack with Lada 2017-05-06-02
WTCC 2017 skinpack and serie for the mod of Triebie