Originally Posted by okusa
I did a search but could not find a specific DIY. Will someone please tell me how to install this thing? Is it just 3M tape all around the edges or are there fasteners/screws too?
3m tape and 2 screws at the bottom at the factory location, you'll have to drill the 2 holes on the diffuser yourself. I used a little bit of betalink on the top edge so it would be flushed and no gaps, I hated the way it looked with the 3m tape.