Loan terminated on June 16, 2017.
OUTSIDE MLS: Arregui spent the last three years with Club Atlético Temperley, appearing in 50 games, including 45 starts, while recording two goals and two assists in the Argentine first division. After joining Temperley in 2014, he helped the club earn promotion to the second division, and then the Primera División. He played the 2015 season, the 2016 season and the first half of the 2016-17 season in the first division. He played with former Impact midfielder Leonardo di Lorenzo over the last three years