The cost of filling up has fallen 13c per litre in just two days.
The coalition partner is blocking the introduction of the low-emissions 'feebate' scheme.
A V8 Commodore could be an investment "with a growth rate faster than property".
But it's little consolation to the hundreds who will lose their jobs.
Many are expected to take a long weekend starting from Waitangi Day.
"Be extra vigilant over weekends and during warmer weather."
Students figured out how to remove the clamp-like devices themselves.
Electric cars are up to four times better for the environment when being driven in New Zealand than in Australia.
It's one of four vehicles to get a five-star rating this month.