Chasing 108, PIA lost only one wicket as Agha Sabir top-scoring with 40 runs. Kamran Sajid (34) and Sharyar Ghani (36) were other prominent scorers.
Earlier, PIA bowlers spearheaded by Anwar Ali and backed by Ali Imran Pasha and Najaf Shah destroyed the ZTBL batting in dramatic display in the last session on Thursday evening in the second innings.
Medium pacer Anwar emerged as the main architect of their win ended the match eight wickets for 86 runs and was named player of the final.