Hamilton police are hunting an arsonist who set fire to a $42,000 police car on Sunday.
A video of the fire uploaded to YouTube on the same night is also being investigated.
The car was one of four parked at the Hamilton East community police station in Clyde St when it was set alight about 8pm.
Police said the fire caused extensive damage to the car and was being treated as suspicious.
Night shift manager Acting Senior Sergeant Neville Ross said emergency services arrived at the unmanned station at 8.15pm to find the car well ablaze.