wadia 20 transport and 25 dac


I find wadia 20 transport and 25 dac in my city. it's both $4000. i am using quad cd-p 99 vers1 . is it upgrade for me? Can i take your coments?
yildiray35
Hi Joey54 very thanks for yor response. I'm too old drawback because the risk of experiencing difficulties in the service my needs. thanks and best regards