Set after the events of Turbo (2013) and Turbo Fast (2013-2016), Since Turbo wons the Indianpolis 500, he is joining a snail race around the world, named The Snail Grand Prix. The race will be hosted in 2 Cities: Shanghai & Rio De Janeiro. Turbo must struggle his way to win the trophy. Turbo also also develops a romantic relationship with Angelica, a sexy snail. With the help of his friends, turbo must win the SGP. To let his limitations get in the way of his dreams.
