[TimeCop]

Gran Turismo 2 plus is an unofficial bugfix and update for Gran Turismo 2. Two versions are provided:

Light - This is solely fixes for outstanding bugs in the game.
Complete - This restores cut content and adds new content in the style of the base game, as well as including all fixes from the Light version.

https://www.gtplanet.net/forum/threads/mod-gran-turismo-2-plus-bug-fixes-restored-content-and-new-content.378282/

[Chronosplit]

Would this happen to also contain the Japanese GT2's soundtrack?