advice requried

hi all,

just joined as on tues i pick up my 2007 octavia vrs diesel, it has full service history 115k water pump and cam belt change last year and is in brilliant nick apart from wheels need a refub but that trivial issue to me,  as needing to replace my bmw520d m sport

as it wont have all the faetures of my bmw like sat nav bluetooth hands free etc im looking at buying a xtrons pb88mtvp android headunit so have everything in 1 place

i have had a read about what other have done but the biggesdt quesdtion i have is regarding the facia as on the xtrons site they dont seem to have a facia for anything pre 2008 so im not sure where to find or buy 1 from any adive would be much appreciated