In the other game, the LactoPafi-backed Buena Hills defeated Caimito, 71-64, behind 20 points from former Skygo star Pablo Tecson.
Estenzo nailed 16 points of his game-high 22 points in the second half. He capped his endgame heroics with bigtime shots in the dying moments to complete Cabajar's daring escape.
Cabajar somewhat caught big fish with the win as Bunturan was led by ex-SWU Cobra Mario Naron and former USP Panther Arnel Lauranilla.
Meanwhile, Cebu City MayorTomas Osmeña, Rep. Antonio V. Cuenco, city councilor and multi-titled coach Raul "Yayoy" Alcoseba and Guadalupe Brgy. Capt. Eugenio "Jingjing" Faelnar were on hand to grace the opening ceremonies.
Miss Tishia Marie Bacalla, a third year high school student at the University of San Jose-Recoletos representing Sitio Panaghiusa, bested all other beauties to win the best muse award.