What kind of tundra ? A new one or an older one. I used to pull a 30' keystone Zepplin with an 06 tundra, had no problems with the right hitch setup weight bars and an anti-sway bar. It pulled like a dream. I now pull with a gmc diesel as I have a bighorn now and the tundra would hardly be able to pull the 13,000 lb BH(l0l