I haven't heard anything bad about it. Some people don't like that it still technically hangs below the frame, but I'd prefer it over the GTC or CCC crossmember due to the slightly easier installation and the fact that you don't have to drill new holes to mount it.
about 3 hours. Getting the right tool to cut off the original hangers is a little tricky. ended up using a cutoff wheel do do it. was the easies way for me. face sheild highly recommended and safety glasses.