Did the same, for the same awesome results. Certainly worth the effort. I used Adam's Graphene.Graphene coated. 1300km on the clock. Also almost time.
View attachment 49344
You'll find during cleaning that brake dust likes to adhere to the rear facia where Lotus letters are. I wipe mine down with a microfiber towel after each drive. Evidence so completely removed even CSI couldn't detect it left garage. Unless they look for Lotus DNA evidence.