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Popular articles
How can I change my country (region)?
Technical
How do I upgrade a car?
Pro Kit Cards & Upgrades
Why can't I apply the cards I have in my inventory? When I go to the Upgrade section, the game shows that I don't own these cards.
Pro Kit Cards & Upgrades
What is a Wild Card?
Pro Kit Cards & Upgrades
How can I unlock the cars?
General
What are Barrel Rolls and Flat Spins?
General