WordPress
Magento 2
Manual integration
https://meetanshi.com/blog/magento-2-google-tag-manager/
Using plugins
Google Analytics 4 (GA4) With GTM Support for Magento 2
https://www.weltpixel.com/google-analytics-4-ga4-with-gtm-support-for-magento-2.html
Magento 2 Google Tag Manager Enhanced Ecommerce (GA4) Tracking
https://www.anowave.com/marketplace/magento-2-extensions/magento-2-google-tag-manager-enhanced-ecommerce-ua-tracking/
Google Analytics 4 with GTM Support for Magento 2
https://amasty.com/google-tag-manager-for-magento-2.html
Magento 2 Google Tag Manager & GA4
https://magefan.com/magento-2-google-tag-manager
Magento 2 Google Tag Manager Extension (GTM) – Enhanced Ecommerce UA Tracking – Integrated GA4
https://www.mageplaza.com/magento-2-google-tag-manager/
Magento 2 Google Analytics 4 (GA4) Using GTM
https://meetanshi.com/magento-2-google-analytics-4.html