Nice find, lets us know how it works out..
I'm kind of curious of the depth of the the radio cavity.
The radio spec states 160 mm or 6.3 inches, does anybody know the depth of the Boxster radio cavity?
You also might want to check out this 2 DIN installation kit..
97-02 PORSCHE 986 BOXSTER 2 DIN INSTALLATION KIT | eBay