As I mentioned, I didn't installed it, but I watched the shop guy did it, the factory foglights covers are mounted with screws from the inside of the bumper, just unscrew and install the new fogs cover, the foglights itself (at least mine) have a custom brackets that also screw in a metal part...
It's the Sirimoto Strut Bar. There is a thread about the details and where to buy it, I got it at http://www.procivic.com/pages-product_car_part_info/category-69_178/product-2921/index.html
They are not exactly the same as you posted, but: 1. Looks cool for me, 2. They are not expensive ($89)
16 Honda Civic Side Skirts Extensions Splitters PP http://r.ebay.com/lmwKK7
Nice feedback, I have it installed since January, and as you said, worth every penny of it, and I have the MT and AEM as well, running like a charm! waiting for the new map!