Congrats on the new Titan! I have a Tundra with a Wilderness Rack on the shell with a Yakima rack system for the kayak hooked into it. If you go on any kayal trips and do any off roading this is a decent setup. Has hookups for shovel, high lift jack and Jerry cans. Also extra storage space.
http://wildernessracks.com/
This on the front crossbar
http://www.yakima.com/shop/water/top/mako-saddles-1pair
This on the back crossbar:
http://www.yakima.com/shop/water/top/hullyrollers-1pair