Soup It Up, Slam It into Gear, And Hold On! Covers: Xbox 360  Features: Maps for every track - Each track is broken down with turns detailed to give players the best racing line and an edge over the competition. Tuning how to - The guide will include a comprehensive tuning guide so players will be able to tweak their cars to suit their driving style. Tuning plays a vital part in being able to compete at the highest levels. Unlock info - There are over 300 cars in the game and Prima tells how to collect them all.