Mexico’s Rally Guanajuato is one of the toughest events on the World Rally Championship calendar, with its high altitude, hot and fast gravel stages requiring detailed preparation. As no pre-event testing is permitted outside of Europe, teams must look for suitable locations closer to home. Mobil 1 The Grid joined Toyota Gazoo Racing in Almeria, Southern Spain, to learn about the logistics involved, with input from Test Coordinator Carlos Vilella.