Since PES 2019 is no longer the current title, these files are primarily hosted on community modding sites. You can often find the most reliable versions through:

A long-standing repository for individual stadium additions and "Mega Packs." Technical Requirements for Installation To use this file, your game setup usually requires:

A tool used to "hook" external files into the game without replacing original files.

This specific "Part 2" typically contains the 3D models, textures, and turf shaders for a subset of the stadiums included in a larger compilation.