That is a great ad. The hill in the video is De Haro Street, between 19th and 20th, in San Francisco, California, USA. It's a 19% monster.
https://www.google.com/maps/@37.7610692,-122.4012162,3a,75y,176.25h,80.36t/data=!3m6!1e1!3m4!1sD8_W8IxKyq85eWvnA7fcOg!2e0!7i13312!8i6656