2KXL PROGRAMS TO 4K

i have a 2kxl and i love it , but i want 2 upgrade to the 4k. but i have hundreds of sounds and programs , sequences , etc. etc. does any1 know if u can play programs from the 2kxl in the 4k , or use any wav files from the 2kxl in the 4k ... please let me know.....i'd hate 2 get the 4k and have to start all over with new beats !!!!

i have aharddrive full of mpc 2000 files and have been told that it reads and loads the files all that needs to be done is assign the orograms to multi and bam done also the effects will need to be redone

THANX 4 THE REPLY......