América de Cali were the defending champions and won their eleventh title and second in a row by beating Independiente Medellín in the finals.
The winners of each group played the double-legged finals to decide the champions of the season, who also qualified for the Copa Libertadores.
The Torneo Apertura (also known as Copa Mustang I) began on 11 February and ended on 1 July.
The Torneo Finalización (also known as Copa Mustang II) began on 5 August and ended on 11 November.
The two DIMAYOR affiliates that were taking part in Categoría Primera B at the time and failed to earn promotion (Cúcuta Deportivo and Unión Magdalena) were invited to compete, as well as Atlético Bucaramanga as the team that was relegated from Primera A at the end of the season.