Remove the filter covers. Each is held in place with a snap bar spring and a hex lock. Use a 13mm hex socket to unlock it with a half turn hand twist.
The passenger side cover has a hood switch that need to be disconnected first.
When replacing the filter, make sure you fit it snugly inside the housing. Here, the previous dealer service did a sloppy job fitting it so air leaks around the circled area.
Here is a good fitted filter.
Reassemble in reversed order.
Follow this link to reset the service interval. This is the most "difficult" part of this entire procedure!