According to a police summary of facts, the defendant argued with his girlfriend and others in the car while weaving through traffic on the motorway.
It is alleged he reached speeds of 160km/h.
The car initially hit a barrier on the left side of State Highway 1 after spinning out of control, throwing one passenger out into shrubbery.
They then skidded into the median barrier, the front wheels riding up it, police claim.
When it came down, it is alleged Lavi 'Lovey' Taimani, 22, fell out of the window on to the road.
She died at the scene, while four of the other six passengers were also hospitalised with injuries.
As well as the manslaughter charge, Kala'uta faces four counts of drink driving causing injury.
According to court documents, a blood test gave a reading of 85mg of alcohol per 100ml of blood.
At the time the limit was 80.
Kala'uta has been remanded on bail until trial.
