All perfect praise be to Allah, The Lord of the Worlds. I testify that there is none worthy of worship except Allah, and that Muhammad is His slave and Messenger.
If you mean that the version that includes additions is a pirated copy and it is not the original one, then it is neither permissible to download it nor to play with it.
Your statement “but it takes a lot of time to get or buy a car on it”; is not a sound reason and excuse to download the copy that is not original.
However, if the copy is original, then there is no problem in that.
For more benefit on playing computer and video games, please refer to Fataawa 414601, 375331, 312397, 243997, 83778, 95009, 379243, 384559 and 86146.
Allah Knows best.