The Waikato Bay of Plenty Magic defeated the Adelaide Thunderbirds 51-49 in Hamilton in the second trans-Tasman netball semifinal on Monday.
The Magic led 29-25 at half time.
Silver Ferns Irene Van Dyk and Maria Tutaia had scoring rates of 97% and 87% respectively.
The Magic will meet the Swifts in the grand final of the series in Sydney next Monday.
Thunderbirds coach, Jane Woodlands predicts an Australian win. She says the Swifts will be too tough for the Magic.
Magic coach Noeline Taurua acknowledges they will need to raise their game.
No New Zealand team has yet won a match in Australia in the inaugural season of the competition.