HI, I have a 2011 GMC Sierra SLE Crew Cab - 5.3L - 6 1/2' box.I am wondering where to start? *5TH wheel or bumper pull?*kind of hitch in a 6 1/2' box?* planning to NOT buy a new camper* Needs 2 sleep 2 adults and a couple of grand kids now and the...
