Does anyone know if it is possible to put the 05 head unit into the 04, so as to provide factory mp3 capability?

Thanks,
-Chris

not directly, <a href="http://forums.freshalloy.com/ubbthreads/showflat.php?Cat=&Board=UBB25&Number=67847325&Foru m=UBB25&Words=phatbox&Match=Entire%20Phrase&Search page=0&Limit=25&Old=3months&Main=67843101&Search=t rue#Post67847325">read here</a>