Kuanki Delivery system Kunaki Can drop-ship directly to stores, and customers. Distributors can be restocked when needed.
You can sell your products at CD Baby (more info) and Amazon (more info) and Kunaki can manufacture and drop-ship inventory to these retail outlets.
Read more about Kunaki :
This Extension Can Let customer choose the delivery by Kuanki and it can send orders to Kunaki and you login to your account to make a deposit and ship it to customer and Kuanki can dropship to customer.
With this extension it also have a module that you can install and add your login information to send the new orders information directly to your Kuanki Account.
The extension dose not replace original core of opencart, only one file and you can add 2 lines to order.php manually if you have other extension installed or modified file.