This mod enhances the graphics of gtaIV and makes it more colourful,it doesn't low fps and lets you enjoy your game without lag.
Recommended graphics card for better graphics:
Nvidia 8800 GT Series 512MB or higher
AMD FX 6350 Six-Core Processor 3.90Ghz
8 GB of RAM
AMD Radeon 7950 XFX 3GB graphics card
windows 7 ultimate 64-bit