The mirrors are because of the age of the original module design ie 10 years ago.

For the led's to be on front and rear you need to activate canada in the lighting options.

stemei.de .VCDS Codierungen .Codierungsservice .Webdesign - Stefan Meier - Audi Q7 4L - VCDS Codierungen, Webdesign thats a good choice of what you can do.

The strobing I don't know as its something I like too but when you look at the retrofits for the A6/A7/A8 prefacelift to facelift it looks like you need a new light unit as the controlling parts are inside.