Premium extensions receive regular updates for bug fixes, new features, and compatibility with new OpenCart versions. Nulled versions are "stuck in time" and will eventually break your site. No Support: You cannot access the developer’s official support
Let us move beyond the moral argument (stealing a developer’s work) and focus on the purely technical and financial risks. Opencart Premium Extensions Nulled Scripts
While the developer of the extension is unlikely to sue you for copyright infringement (though they technically could under the DMCA), the legal risk lies in (GDPR, CCPA, PCI-DSS). Premium extensions receive regular updates for bug fixes,