He was firmly established as a starting member in the Crusaders line up in 2015, playing in all 16 of their games during a season which ended with them in a disappointing 7th place in the overall standings, just outside the play-off positions. They bounced back in 2016 and reached the quarter-finals before bowing out with a 42-25 loss to the in Johannesburg, Taufua played in 15 of their 16 games and helped himself to an impressive 4 tries.