is there any firmware to make my 16xliteon rw fatser?
no
wich model are you buy. e.g 16102b 16101c ??
I checked with the lite on forum about this (see forum jump) on wich is a guide to overclocking the lite-on’s.
When you posses a 1610c it is possible, for the other drives are no firmware’s known.
Perhaps you should look at
http://club.cdfreaks.com/showthread.php?threadid=42344
you may find more answers to questions on the lite on forum: http://club.cdfreaks.com/forumdisplay.php?forumid=44
or here: http://club.cdfreaks.com/search.php?
by the search remember to put between to search words AND (In capitals)