The result was achieved without star striker Christian Benteke.
"We kept on going. The spirit was really good, we put a lot of energy into it and came back two times from a goal behind," said Vlaar.
"It was unbelievable, it was really good.
"Everybody knows how important Christian is for the team. But we showed against Man City we have more to offer and I think we can really be proud of ourselves."
For breaking stories and all the great banter like us on Facebook: facebook.com/tribalfootball