Police are hunting for a gunman following a shooting outside a Narre Warren South property on Saturday 7 March.
The man was shot in the upper body while seated in a white Audi sedan on Shrives Road about 5am, police say.
He was transported to The Alfred Hospital and underwent surgery where he remains in a critical condition.
No arrests have been made and the Armed Crime Squad is still working to establish the exact circumstances surrounding the shooting, including the motivation.
Police swarmed the scene of the incident where a crime scene was established. Police forensic officers were also in attendance, making a thorough examination of the vehicle as well as scouring the scene for clues.
Investigators believe there were several vehicles driving along the street around the time of the incident and wish to speak with anyone in the area at this time.
Anyone with information or dash cam footage is urged to contact Crime Stoppers on 1800 333 000 or submit a confidential report at www.crimestoppersvic.com.au
