Announced during today's Nintendo Conference, Mario Kart Wii (working title) will features new vehicles and will let "players near and far compete using Nintendo Wi-Fi Connection".

"Mario Kart launches with the Wii Wheel, a steering wheel housing for the Wii Remote that brings new controls and challenges for veteran gamers, while making getting into a race easy and intuitive for newcomers."

Check out the new screens after the jump.