Modders QTmodz and Instanity666 have released the first HD Texture Packs for Grand Theft Auto: The Trilogy – The Definitive Edition.
QTmodz’s Texture Pack features new road/pavement textures for Grand Theft Auto San Andreas The Definitive Edition. On the other hand, Instanity666’s packs feature new road textures for both GTA 3 Definitive Edition and GTA Vice City Definitive Edition.
Instanity666 has also released another must-have mod for the whole trilogy. This mod attempts to fix the awful rain effects that are present in all three remasters.
Lastly, you can find below some screenshots that showcase the new textures.