Kammala jumla mai zuwa: 2015 Catalunya GP2 da GP3 Series zagaye biyu ne na tseren motoci da aka gudanar a ranar 9 ga Mayu da 10, 2015 a Circuit de Catalunya a Spain a matsayin wani ɓangare na GP2 da GP3 Series. Shi ne zagaye na biyu na 2015 GP2 Series kakar da zagaye na farko na 2015 GP3 Series kakar. A karshen mako na tseren ya goyi bayan
Gasar Cin Kofin Spain ta 2015.