Two people with their faces covered were involved in a verbal altercation with a group of people at a Kialla car wash in the early hours of Tuesday, October 15.
Detective Senior Constable Jessica Stievano said a group of about 10 people were at the Shinezilla car wash in Kialla Lakes Dve at 1.30am when a white SUV turned up.
The two groups had a verbal altercation.
As police were called, the white SUV drove off quickly.
Police are looking for any information about the two occupants of the SUV who were wearing black face coverings at the time of the incident.
Anyone with information should contact Det Sen Constable Stievano at Shepparton Crime Investigation Unit on 5820 5777 or Crime Stoppers on 1800 333 000 or make a report at crimestoppersvic.com.au