GTA SA Mod Singleplayer Graphics Mod Gameplay

GTA Underground

Dive into an expansive world with GTA Underground!

Version 3.4
Updated Dec 2025
Downloads 1,109,819
Rating ★ 4.9 / 5
File Size 175.2 MB

About This Mod

GTA Underground transforms your GTA San Andreas experience by integrating elements from the entire Grand Theft Auto universe. This ambitious project creates a seamless world that connects multiple cities, improving gameplay and graphics, allowing players to explore new areas and rediscover familiar ones with fresh details.

With enhanced textures, improved lighting, and additional missions, this mod elevates the classic San Andreas gameplay to new heights. Whether you're a longtime fan or new to the game, GTA Underground offers something exciting for everyone.

GTA Underground Mod — fully merged GTA map with Liberty City and Vice City joined to San Andreas
San Andreas, Vice City and Liberty City stitched into one seamless map — the most ambitious GTA mod ever attempted.

Features

  • Seamless world connecting multiple GTA cities
  • Enhanced graphics and textures for a more immersive experience
  • New missions and side quests to discover
  • Improved vehicle handling and physics
  • Expanded map with new locations and secrets
  • Compatibility with popular mods like CLEO and Modloader
  • Optimized performance for smooth gameplay

Explore Unique Locations

GTA Underground is packed with various cities and areas to explore, each brimming with unique content.

  • Liberty City Experience the iconic streets of Liberty City, now part of your San Andreas journey.
  • Vice City Cruise through the vibrant nightlife and beaches of Vice City.
  • San Fierro & Las Venturas Rediscover the familiar territories with enhanced details and new activities.

Ensure your game is backed up before installing mods to avoid any issues.

Requirements

  • GTA San Andreas (original or Steam version)
  • CLEO library installed (for advanced features)
  • Modloader or Ultimate ASI Loader recommended
  • Latest version of SilentPatch for stability

How to Install

  1. Download the GTA Underground mod files.
  2. Extract the files using a tool like WinRAR or 7-Zip.
  3. Copy the extracted files into your GTA San Andreas directory.
  4. Make sure to install CLEO and any required libraries as specified in the mod documentation.
  5. Launch the game and enjoy your expanded San Andreas experience!

Ready to roll out?

Free download · 175.2 MB · Singleplayer

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