Abdulmuiz Adeleke, who featured for the Flying Eagles at the 2026 WAFU B U-20 Championship headed the Olympic Eagles in front in the first half.
Substitute Habila Simeon doubled Éric Chelle’s side’s lead on the hour mark.
Eventus Itowo made it 3-0 courtesy of a long-range shot.
Grassrunners Academy then converted from the spot to make the scoreline more respectable.
It would be recalled that the Olympic Eagles were held to a 0-0 draw by Nigeria National League, NNL, side Remo Stars in their first test game.
DR Congo will host Nigeria in the first leg at the TP Mazembe Stadium, Lubumbashi on Friday, November 13.
