I have never seen a red one sold.
I think the only one I have seen might have been a self painted one or they offer them in Europe. Might be a good DIY.
Quality is great and it has held up well over time. Had to use a buying/forwarding service though, as they don't ship to the US. I used Tenso.com
Also got this great key cover that's actually designed for the GTI key (not like the ones available on eBay, etc. that have to stretch and whatnot: https://vwmaniacs.com/fs/maniacs/gr502/90004890