https://www.ebay.co.uk/itm/115853934292?mkevt=1&mkcid=1&mkrid=710-53481-19255-0&campid=5338956843&toolid=10049&customid=777_777_777
Unless you want to spend £400
https://www.ransomspares.co.uk/parts/washing-machines/washing-machine-drain-hose-extension-kit/120615.htm - just seen in the comments for the part you sent that this is the extension kit for it.
Can be a really tough to get right with internal/external dimensions etc. I would recommend going to your local plumbing merchant with the part you are looking to replace so they can try to match it up.