If you specifically need a "Vanced Tube" style app, some users source them from: : Lists various versions of "Vanced Tube".
: The official successor. It is a patcher that lets you modify the original YouTube app to add features like ad-blocking and background play. Download vanced tube 301 apk
Since the original Vanced is dead, the community has moved to more modern, open-source projects: If you specifically need a "Vanced Tube" style