Originally Posted by roundel335
Check with Bimmian.com or ECSTuning.com and see if they've added this particular size to their inventory. Occasionally you'll see them on eBay as well - most are standard Roundels that have had the outer skin removed and replaced with the "CF" overlay in either black and silver (I have these) or blue and silver. It's been awhile since I bought mine, and back then, I didn't see any for the 1-series trunk.
From what I can see ECS don't sell them at all, it was the first place I looked