Former Yishun Super Reds Park Kang Jin scored on his debut for Gombak United to lead the Bulls to a 2-1 victory against Balestier Khalsa.
Tigers Brazilian forward Rivaldo Costa had reply for them with Bah Mamadou getting the winner.
It effectively end the Tigers winning streak at 1 game and the Bulls open their account for the year.
Ahmadulhaq Che Omar, Syaqir Sulaiman, Paul Cunningham, Daniel Hammond (C), K Sathiaraj, Ishak Zainol, (Nurhilmi Jasni) K Vikraman, Anantha Rajan, (Andrew Tan) Poh Yi Feng, (Syafiq Zainal) Kamal Nasir, Rivaldo Costa
Zaiful Nizam, Jaslee Hatta (C), Bah Mamadou, Obadin Aikhena, Ridhwan Jamaludin, (Fazli Jaffar) Fazrul Nawaz, (Zulkiffli Hassim) Ruhaizad Ismail, Hamqaamal Shah, Goran Subara, (Shafuan Sutohmoh) Park Kang Jin, Gabriel Obatol