Dependent Options allows you to display certain options or option values dependent on the parent options in your products. This allows you to be able to set different conditional option values for your product based on the different selected combination.
Sales & Demo Page : https://www.opencart.com/index.php?route=marketplace/extension/info&extension_id=13882
Sales & Demo Page : https://www.opencart.com/index.php?route=marketplace/extension/info&extension_id=13882