This comes after their 4-1 win against Tanzania at the Black Rhino Academy in Arusha on Wednesday.
The Hippos got the goals from Richard Basangwa, Steven Sserwada, Ivan Bogere and Kenneth Semakula.
Meanwhile, the immediate former champions scored their only goal via Abdul Suleiman.
Uganda looked a dominant side all through the game and got the opener in the 12th minute from Basangwa’s strike.
The Ngorongoro Heroes fought back and equalised at the half-hour mark from Suleiman’s effort
But Sserwada scored the second for Uganda in the 44th minute.
The Hippos came from the half-time break more determined as they added the third goal in the 61st minute through Bogere.
Semakula scored the final goal in the 72nd minute to seal Uganda’s victory against the hosts.
Both Uganda and Tanzania sailed to the final lap without losing a match, setting the stage for what was expected to be an epic final game in Arusha.
Elsewhere, Kenya were defeated in the third-place playoffs by South Sudan when they went down 2-1 at the same venue.
Bogere finished as the tournament top scorer with 5 goals, same as Tanzanian, Selemani Abdul Hamis.
South Sudan’s goalkeeper Simon Jackson was best goalkeeper of the tournament while Pascal Mshindo was the tournament best player.