He would be traded to the 7-Up Uncolas in 1992 leading the team to a finals appearance in the 1992 third conference. Its with 7-Up, which was renamed as the Pepsi Mega Bottlers in 1993, and Mobiline Cellulars in 1996, where he would play for the most in his eight-season-long stint in the PBA.[2] With 7-Up he would make 28 assists in the 123–100 win against Shell Rimula X in the 1992; the PBA record for the most assists by a player which persists as of 2022.[1][3]
Quilban would play for the Davao Eagles in the inaugural 1998 Metropolitan Basketball Association (MBA) season. In 2000, he would be with Cagayan de Oro. In 2002 he moved to the Cebu Gems until the MBA's dissolution within the same year, effectively retiring from competitive basketball.[4]
Quilban would be diagnosed with pancreatic cancer in 2023.[1] He died from complications of the disease at the Philippine Heart Center in Quezon City, on August 17, 2024, at the age of 58.[6]