Very often you feel the need to assign shipping price to product so that shipping comes accurate to your need.
Here you can do this.This extension lets you write shipping price to product and calculated with product shipping.
Extension is vqmod based , so no core writing.
Works well the default opencart structure ,but if you have many extensions added on to your shop, please note that it is not the duty of developer to fix the invalidating other extensions.
Extension is made by shambhal who holds maximum opencart reviews on freelancer.com