The franchise on Monday afternoon confirmed media reports that Mauger had decided to leave after being at the helm for the past two years.
Mauger will finish at the end of the 2023 Super Rugby Pacific campaign, a statement from the Auckland-based franchise said. There are two games to go.
RNZ Pacific reprots he had initially signed his contract for three years in 2022.
Mauger had overseen a dismal season in which they have lost all 12 of their games so far this season.