Gagame Feni and Alwin Hou scored a brace each while Dennis Ifunaoa and Jerry Donga scored a goal each to give Warriors another three points.
Isabel United managed to get three goals against the defending champions with two goals by Sam Vahia and the third by Alvin Ray.
United dropped a spot to the sixth position with 21 points.
The second match saw Honiara City FC beat Laugu FC 2-0 to move up the table on the with 23 points.
Despite the defeat, Laugu remains at the third spot with 27 points.
The TSL continues with the mid-week clash between Southern United FC and Central Coast FC on Wednesday.
By CARLOS ARUAFU