You can install our site as a web app on your iOS device by utilizing the Add to Home Screen feature in Safari. Please see this thread for more details on this.
Note: This feature may not be available in some browsers.
Two week old P85D on 19s here. I get the same buffeting noise every once in a while depending on the road. Thought it was really strange and planned to ask service, but haven't yet. Interesting that others have it as well.