You need a custom recovery (CWM or TWRP). As the zip is flashable like other modifications, you might want to ask in your device's forum, the people there might have already made their experiences with flashing modifications.
Tired of updating your mod for every new ROM release?
You want give users the possibility to combine different mods without creating tons of different files for all possible combinations?
Then have a look at my Xposed framework
- modifications without APK changes!