Guess this is what you were looking for:

[Shook Milestone](https://www.youtube.com/watch?v=3gM8_SL9BP0)

But it is not quite the same as the ending music, according to this [link](https://www.youtube.com/watch?v=LMd-_1nQc_M&spfreload=10), which says it might be created by UK band "Little Barrie", and the song track is not released yet.