Showroom Cars for Cardboard VR description

No controller needed, use your head as a joystick and select the desired waypoint destination. The player can navigate in a showroom with cars and look from a desired angle on the preferred vehicle.

Other compatible Virtual Reality android headsets: Durovis Dive, vrAse, Refugio3D, Gear VR, Go4D, Samsung Gear

This is a demo version, more improvements coming soon based on your comments.

Credits:
Oculus Rift - a new era of VR reborn
Unity 3D - a great tool that makes development a lot easier and build game worlds very easy
Durovis Dive SDK - head tracking integrated in Unity3D
Asset Store - where you can find a lot of 3D models