RE: Did California change its towing laws?
Only if you get caught. Just kidding, I believe it's legal if that person has a commercial driver license with a double tow qualification.
RE: Road Armor vs CRE3000
I installed the Road Armor but they are both a up grade to stock equalizers. Wondering Weekend has a youtube video comparing the two.
https://www.youtube.com/watch?v=e_vQnzGuwWY