Pita Mauwaki played for the Fijian national team in the 2003 South Pacific Games. He led their staff in innings pitched (8, two ahead of Suliasi Sorovakatini), hits allowed (14, 3 more than Amaniasi Nambulu) and strikeouts (9, 3 ahead of Sorovakatini). He allowed 13 runs (1 earned) and 3 walks. He also was 2 for 12 with two runs and three RBI (second on the team, one behind Apenisa Nawalu). For the Games, he tied Steve Alcantara and Paul Pangelinan for 5th in Ks, tied Renaud Barbier for 6th in runs allowed and was 5th in hits allowed (between Barbier and Stivan Eseli).