rcd

I have a 2006 Tundra, just ordered a 6 in rcd kit and after reading the installation instructions I was a little concerned that you have to cut out a portion of the crossmember to drop the dif. has anyone tried to reinforce the new crossmember by welding it in or welding on some brackets or...

Would the RCD 6 inch kit work well with a 3 inch body lift as well? I have a 2003 toyota tundra but the site that is selling the 3 inch lift only lists it for 00-02 and I have seen people use the 06 3 inch for the 05. So I need to figure out if this kit would work for my truck, its a stepside as...