Also, maybe you could substitute low dropout regulators, but I'd rather just use another trafo. Those are um, challenging to remove, as there are 8 pins on the trafo that have to all be heated up at once to remove them.
you might want to get an idea of how this thing performs into the intended load that you'd be wanting it to drive. You may find that such a request might not make sense... that being said, I'm sure they'd add them for you.