About This File
This procedure make USB3 active on your system if you have ASMEDIA USB3 like ASUS Motherboards (tested on ASUS P8Z68-VPro).
First of all, you must install Windows 7. Next, install U3Setup v1.00.05 package contain drivers for windows and an important firmware update. After that, go to Lion and install the kexts PXHCD.kext and the latest new IOUSBFamily453.4.2.