I would hate to pay your fuel bill, but since the modern V8's dont use much more juice than a V6, its all good. 
If you drive it like a bitch - maybe!
Mrs Shansta's Territory (AWD) avgs 16-20lt per 100k - My XR6 runs around 13lt/100k...
If Pete wants to lend me the 6Lt Commy for a day - I am sure I could beat that by the end of his street.
Don't forget - The Chev badge will have killed the economy due to the extra drag...
Perhaps sir would like to look at the Barina over there...
