The Mopar rock rails are one of the items that will cost you more later to install then if you order them with jeep. Some dealers do not even want to install them because of the difficulty. That makes them worth the money IMO.
Weight? I have no idea, I have a hemi so it's not a problem. You mentioned hemi also, so again not a problem.
Weight? I have no idea, I have a hemi so it's not a problem. You mentioned hemi also, so again not a problem.