Yeah, except that cars are cheap in the USA.
US: 350z "Enthusiast" spec: $37aud / $31k (usd)
AU: 350z "Track" spec (roughly equiv): $69k (aud) / $56k USD
Quite the difference.
I'm sure for $31k in the US you can get a well-optioned Audi to keep the Jones's from gossiping about you...