Down here in Aus we often see reference to car prices on this and other forums. Our successive Aussie governments have seen fit to tax any vehicle they describe as luxury or performance over a certain price. Unfortunately all Porsches and other desirable cars come under this banner. It is not limited to imported cars either. Even our own home grown performance Ford and Holden (GM) attract the tax.
Below is a link to recent article in an Aussie paper.
Read and shed a few tears for us down here.
http://smh.drive.com.au/motor-feature/a-quick-buck-20110415-1dgy7.html