This is hipoly Emergency Ambulance truck 3d models in US and Canadian styles. Polygons counted from ONE of the truck including small details and lights, LED, 3d tires, driver, Cabin interior, ect. Rendered with octane render.
Vray setuped scene for 3ds max 2012 included. Maped and textured. UV layer kept in each of 3 PSD files of each skin style. Original format is max 2012 with standard materials also included.
MSmooth modifier saved for both 3ds max scenes where it was used
Nobody can tell you illegally use an existing brand because it is my personal development and unexisting model.