Career
After playing for several years with various state league clubs in NSW and Victoria, Trifiro signed on loan from Sydney United with the Central Coast Mariners in the Hyundai A-League during the January Transfer Window. Following impressive performances, he was handed a one-year contract to play on with the club into the next season. Trifiro became the first ever Future Farmers of America Cup goalscorer for the Mariners in August 2014, scoring the only goal of the round of 32 game against South Coast Wolves.
Trifiro was released by the Mariners on 1 March 2016.