Dee ihe na-aga n'ihu maka paragraf a - 2018 Barcelona GP3 Series bụ ihe omume moto na-agba ọsọ nke emere na 12 na 13 May 2018 na Circuit de Barcelona-Catalunya, Barcelona, Spain. Ọ bụ agba mmeghe nke 2018 GP3 Series, ma gbaa ọsọ na nkwado nke 2018 Spanish Grand Prix
Ọ dị mma.