walk sound mod ?

[ericlea]

https://www.dailymotion.com/video/x42w2of


At beginning of this video, you hear the steps when you walk in the sub.
Anybody knows this sound mod ?


Thanks

[Belmondo]

https://www.dailymotion.com/video/x42w2of


At beginning of this video, you hear the steps when you walk in the sub.
Anybody knows this sound mod ?


Thanks



Is this mod? maybe you know how to change to blue