There are 2 liveries, each takes up 2GB of space on your computer.
You can use the readme file included in the rar files for installation. 

Visit the google drive link to download as the file size exceeds the allowed limit.
https://drive.google.com/drive/folders/1_gBAfXIrPmBpap2wReM9l8Ewh6wjC03E?usp=sharing

BABLEG