On 26 November 2014, Jean-Éric Vergne announced he would be leaving Toro Rosso after 3 seasons, and two days later, Toro Rosso confirmed that Carlos Sainz Jr. would partner Max Verstappen for the 2015 season.
O 26 de novembro de 2014, Jean-Éric Vergne anunciou que deixaría Toro Rosso logo de 3 tempadas, e dous días máis tarde, Toro Rosso confirmou que Carlos Sainz sería o compañeiro de Max Verstappen para a tempada 2015.