Spoiler!
CWM:
Reboot To Recovery
- Wipe all Data
- Wipe Cache
- Wipe Dalvik Cache
Install Zip
- ROM
Reboot! & Enjoy
PhilZ:
Reboot To Recovery
- Clean to Install New Rom
- Wipe Dalvik Cache
Install Zip
- ROM
Reboot! & Enjoy
It can be flashed thru TWRP.
Download Links:
ASUS ZenUI:
- Download-link
- Here