The Highlanders moved closer to a Super Rugby Trans-Tasman play-off spot after the Hurricanes had been clinical against the Reds.
The Brumbies secured only a second win for an Australian franchise in Super Rugby Trans-Tasman, stunning the Hurricanes.
The Chiefs did their best to produce a stunning comeback, but the Reds held on to secure a hard-fought victory.
Richie Mo'unga shone as the Crusaders, winners of Super Rugby Aotearoa, thrashed Australian champions the Reds in their Trans Tasman clash.
Tense finishes went in the favour of the Crusaders and the Chiefs in Super Rugby Trans-Tasman, while the Blues were emphatic victors.
James O'Connor darted in for the late try that gave the Reds victory over a Brumbies side who had three players sin-binned.
The Brumbies will go in search of back-to-back Super Rugby AU titles when they face the Reds at Suncorp Stadium next weekend.
The Reds forged a comeback at the Suncorp Stadium to continue their perfect start to the Super Rugby Australia season.
A Super Rugby loss came as a significant shock to the Crusaders, but it was a familiar feeling for Waratahs as they fell short again.
Len Ikitau and Andy Muirhead scored twice to set the Brumbies on their way to a 42-14 victory over Western Force on Friday.