The 2004–05 New Zealand V8 season (the leading motorsport category in New Zealand) consisted of seven rounds beginning on 16–17 October 2004 and ending 15–17 April 2005.
Defending champion Andy Booth held on to take his second New Zealand V8 championship in succession.
Points for the 2004/2005 championship are allocated as follows: "NZ V8 Touring Car Championship 2004-5 – Results".
"NZ V8 Touring Car Championship 2004-5 – Points".