In a thrilling friendly match held on June 30, 2026, Olimpia Grudziądz showcased their strength against Petrolul Ploiesti, securing a commanding 4-1 victory. The home side established control early in the game and maintained pressure throughout, ultimately leading to a decisive win. Petrolul managed to score a consolation goal, but Grudziądz's performance reaffirmed their dominance on the field.