The Campeonato Apertura (officially the 2004 Copa Mustang I for sponsorship reasons) was the first tournament of the season.
Pts=Points; GP=Games played; W=Wins; D=Draws; L=Losses; GF=Goals Favored; GA=Goals Allowed; GD=Goal Difference The second phase of the 2004-I tournament consisted of two groups, each containing 4 teams.
The Campeonato Finalización (officially the 2004 Copa Mustang II for sponsorship reasons) was the second tournament of the season.
Pts=Points; GP=Games played; W=Wins; D=Draws; L=Losses; GF=Goals Favored; GA=Goals Allowed; GD=Goal Difference Just like in the Apertura, the second phase of the 2004-II tournament consisted of two groups, each containing 4 teams.
The winners of each group face in the finals to define a champion.