un kernel spinta progettato per CM11 S3"Tu sei a proprio rischio."

This apk contains a kernel for i9300,Galaxy S3 CM11 android 4.4.4(cyanogenmod.org), not compatible with any other firmware.

"You are on your own risk."

The kernel is modified according to spec.

In summary, after install this kernel, S3 will be faster, louder(especially in hand free mode).

install CM installer-> update to the latest -> install gapps -> click flash

Install cm11:

http://www.ibtimes.co.in/how-install-cyanogenmod-android-4-4-4-kitkat-cm11-m9-custom-rom-samsung-galaxy-s3-i9300-tutorial-606129

Use odin:

http://www.youtube.com/watch?v=lxwHr-VODiw

Recovery method:

Let S3 enter download mode(press power, volume down, home).

Use Odin to download official firmware.

After download, enter recovery mode(press power, volume up,home) and wipe out /cache,user data.