Bay of Plenty have not won the NPC title since 1976 and will be hoping to go one step closer when they host Canterbury in a crunch semifinal at the Tauranga Domain on Saturday afternoon.
Top seeds Wellington then squares off against the always dangerous Waikato at Sky Stadium on Saturday night.
Find key match information and team lists below (teams are added as they are named):
Bay of Plenty v Canterbury
Saturday 19 October
4.10pm, Tauranga Domain
Wellington v Waikato
Saturday 19 October
7.10pm, Sky Stadium