Cholesteroad items
Get an "A" rank in the indicated challenge to unlock the corresponding item.
Advice Patch: Spin Pipe.
Bro Socks: Yoo Who Cannon.
Challenge Medal: Green Shell.
Daredevil Boots: Jump Helmet.
Dizzy Boots: Super Bouncer.
Master Wear: All challenges.
Siphon Gloves: Magic Window.