newbie with couple questions

[TahoeMile]

I have a 2005 Z71 and I wanted to ask where can I get the rear cargo shade when 3rd row is out and if i see the need to replace the captain chairs with a bench so i have more cargo space where would I look ...also any initial worth while mods Thanks great forum

 

[Metaldrgn]

Junk yard or ebay maybe.