Mod-One.com is the place where I order most of my supplies from(They ship world Wide). If you want gold plated versions of the terminals you will have to order them from Mouser.com.
https://www.cable-sleeving.com/
This is the Webstore for MDPC-X (Best Sleeving around). They sell most of the supplies you need.
You can also buy 99% of all you need from Mouser.com if you got the Item ID (If you go this way and need the ID, I help if the site is a bit confusing.
You can get most of the Product ID's from Molex.com (It's from Mini Fit Jr. Series).