Match summary
The points were shared as Mazatlan and Atletico San Luis drew 2-2. It was goalless at half-time.
Léo Bonatini put Atletico San Luis ahead from the penalty spot in the 56th minute, Franck Boli made it 0-2 in the 77th minute, Gustavo del Prete pulled one back to make it 1-2 with a header in the 86th minute, and Brian Rubio equalised in stoppage time.
Luis Amarilla had a penalty saved for Mazatlan.