There was a fatal collision on in Tuerong on Saturday 16 April.
It is believed a car travelling on a private property in Hunts Road collided with a tree about 5.30am
The male driver of the car, who is yet to be formally identified, died at the scene.
The passenger in the car was airlifted to hospital with serious injuries.
The exact circumstances of the collision are being investigated.
As this incident occurred on a private residence it will not be included on the road toll.
Anyone with any information is urged to contact Crime Stoppers on 1800 333 000 or submit a confidential crime report to www.crimestoppersvic.com.au