I think the piping is the same on this and the TXS, so the foglight issue should be the same. I'd guess you can keep them. I don't have fogs so I don't know for sure. I did have to cut into the duct stuff behind the corner covers on my STI, but the piping doesn't invade the space much.
New pics and videos uploaded, same URL.
SSAutochrome has three of these kits on ebay now starting at a penny, but expensive shipping.