GP3 Series 2015: (L to R): Jimmy Eriksson (SWE) Koiranen GP, race winner Marvin Kirchofer (GER) ART Grand Prix and Jann Mardenborough (GBR) Carlin celebrate on the podium at GP3 Series, Rd1, Barcelona, Spain, 8-10 May 2015.
(L to R): Jimmy Eriksson (SWE) Koiranen GP, race winner Marvin Kirchofer (GER) ART Grand Prix and Jann Mardenborough (GBR) Carlin celebrate on the podium at GP3 Series, Rd1, Barcelona, Spain, 8-10 May 2015.