I don't know if the brackets are the same on the '05 V6 as on the GT but I guess it is worth looking into in order to to find out if this can be used to install a reinforced 7.5 rear end cover girdle.
Here is the web site:
http://www.lmperformance.com/5994/73.html
Here is the web site:
http://www.lmperformance.com/5994/73.html