The Lions survived an almighty scare to secure a hard-fought 40-38 victory over the Sunwolves in Super Rugby at Ellis Park on Saturday.
The Stormers ended a three-match losing streak when they claimed a deserved 37-20 victory over the Blues in Cape Town on Saturday.
The Reds claimed a third Super Rugby win in four games on Saturday as they beat the Jaguares 18-7 at Jose Amalfitani Stadium.
The Waratahs came from behind to end the Rebels' winning streak with a dominant 51-27 victory at a sweltering Allianz Park on Sunday.
The Highlanders retained their unbeaten record when they claimed a deserved 25-17 victory over the Crusaders in Dunedin on Saturday.