The only way to do it is to unlock your bootloader, get s-off, apply the updates manually. Applying official updates is a bit involved so if you're not confident I'd advise against it. You could just flash a ROM though which will essentially get the same result.
You can use the one for Asia but you're gonna need to unlock your bootloader, get s-off, get SuperCID, and root anyway to do it. If you're gonna do that you might as well just flash a ROM. Flashing a ROM is much easier and you get a better result. You won't brick if you don't do anything stupid.
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