RE: CD changer prices/installation

>Because that same Alpine unit that you are buying for $325 to $350 costs 
>$130 (Alpine 8026).  Much like the same Alpine CD changer costs about
>$450 versus the BMW CD changer (made by Alpine) costs $600 to $700 (?).  
>Saving $200 sounds VERY ATTRACTIVE to me, especially if I don't mind the 
>hassle of installation.

  Regarding the 'hassle of installation', what does one do with the
  cable already put there by the (BMW) factory?  Is there an adapter
  available to patch between BMW's cable and the non-BMW CD changer?