Travelling away in Africa for their Caf Champions League encounter, the champions produced a brilliant 3-1 result in Kinshasa.
Watch Pitso Mosimane's reaction on video, Sundowns' celebration with players and fans on Twitter.
The Brazilians desperately needed the result to boss their group and are now in a good position with four points from two games.
Mamelodi Sundowns FC (@Masandawana) May 24, 2017
The love I have for this club nje #Sundowns— Dumolwakhe Mbobo (@DumolwakheM) May 24, 2017
VILAKAZI!!!!! FINALLY!!!— Katlego Ledimo (@katlegoledimo) May 24, 2017
AS Vita 1-3 Mamelodi Sundowns FT— robertmarawa (@robertmarawa) May 24, 2017
Outstanding performance from the "Brazilians" tonight!!! #CAFCL
Till we meet again DRC! #Sundowns pic.twitter.com/9Xo455X7Hz— Mamelodi Sundowns FC (@Masandawana) May 25, 2017