How to get a high performance vehicle in gta san andreas?

The Wikipedia entry for Grand Theft Auto: San Andreas focuses on the game's narrative, setting, and general gameplay mechanics, but it does not provide details about how to acquire specific vehicles, including high performance ones. Consequently, the information needed to answer the question is not present in the supplied source. For guidance on vehicle acquisition in the game, consult other references such as official game guides, community forums, or walkthrough websites.