white-rs2 – Yes mate, Part number 2048997 is the correct part, at least that’s the same part number as is on the photo above that I’ve got in the back of mine.
Fits like a glove, and the non slip is particularly grippy.
Beavis – This Boot liner isn’t all that thick to be honest, and to my ears the sound from the rear woofer sounds the same with or without the liner. I’d imagine the boot carpet is more likely to make more of a difference than the Liner itself.