[Steve W]

I kind of suspected the rear brake ducts from a 2010 GT3 would fit nicely along the trailing arms on the earlier 911s. So under the car tonight I though I'd verify and other than figuring a method of attachment, it's just about a perfect fit. These ducts are very effective at reducing the rear disc temps on the GT3s by 150 deg F at the track. I don't plan to install them, but should be good reference for anyone looking at options: