Originally Posted by 4sevens.com
I just competed in the one lap of america in car #47 and have a total of 5,000 miles in a single week and I have the GC plate and they are absolutely fine. I did a visual and I see nothing of the sort that is reported here. Note that my suspension is working extra hard as I have 50% more power than stock and I'm running at race pace at these events.
The problem is quality control, so, some work, some don't.
'11 E90, Cantrell brake ducts, Apex 18x10 ARC-8, 265/35 PSS, RS19 pads, -2.2 camber, CMS Lap Timer Pro