Sites like AllKeyShop or GG.deals track live availability across multiple platforms.
Fast & Furious: Showdown was officially delisted from major digital storefronts like on January 4, 2017. Because its digital license has expired, it is no longer available as a standard "free download full version" or even for direct purchase through primary official channels. 🚗 Availability & Purchase Options fast-and-furious-showdown-pc-game-free-download-full-version
If you manage to obtain a copy, it is a lightweight title by modern standards: Sites like AllKeyShop or GG
While no longer on Steam, you can still find legal copies through third-party key resellers and secondary markets: fast-and-furious-showdown-pc-game-free-download-full-version