Originally Posted by MisterSkiMask
I'm not positive, but I am relatively certain. It is difficult to argue that coil-overs are inferior.
I say it is relatively simple because the aftermarket has figured it out without major modifications. In the design stage it would be relatively simple for the OE Manufacturer to implement it.
You should go look at the Car and Driver videos. The suspension engineer pretty much explained why they didn't go to coilovers.