Put these on my GSW. Work great.
https://store.ngpracing.com/sillguards-by-rgm-vw-mk7-golf-gti-golf-r-sportwagen-5-door.html
NGP doesn't make them they are just a dealer for RGM out of the UK.
I was on the fence for the rear bumper one but I think in my case, the carbox flap will offer more protection...Didn't realize they made them. I have one of their rear bumper protectors on our GSW.