I guess I should comment now huh.... haha
I'm the kid, and I'm not Jaime's son.. but I am probably the youngest active member...
The wart covers are forged titanium disks that came off a 917 and are worth more than the entire car. Okay, not really...
They're just aluminum disks that cover the whole. Got inspiration from the original Ginther 914-4 race car that had warts and turn signals replaced with aluminum cover panels..