Ok, this is it. Except this is carbon which I don't care for.
https://www.ebay.com/i/153503871382
So a step in the right direction!
EDIT:
Hallelujah! For future reference if anyone is looking to do the same job, this is the correct part 51128050516:
https://www.ecstuning.com/b-genuine-...m/51128050516/