The Coastal Town boys, who are contending for promotion to the first division league next season, drew 2-2 with the Kiang West based-outfit in the first round of the country's second tier prior to their second round clash.
Gunjur United scored three goals without B4 Kiang West reacting to snatch a convincing victory over the Kiang West based-team to maintain their first division league promotion aspirations.
The victory earned the Coastal Town boys 36 points after twenty-one league outings.
B4 Kiang West is still with 26 points in twenty-one clashes.
The Kiang West based-club must win their remaining league fixtures to fancy their chances of surviving in the country's second division league for another season after slipping to Gunjur United 3-0.