Our Brand is Crisis (2015, Sandra Bullock, Billy Bob Thornton)

An American political consultant (Bullock) is sent to help re-elect a controversial president in Bolivia - actually shot mostly in Puerto Rico. There is footage of a variety of buses in this early scene, including the Dodge on the left and the tiny Subaru in the middle:
..also a Toyota:
The competing political campaign teams find themselves competing for road space as well. Bullock's team rides a purple Thomas Built Saf-T-Liner FS-65. They catch and pass the opposition's Eldorado National MST on a vertiginous mountain pass: