Two men were seen fighting in a shopping centre car park before their cars collided in Cockburn.
Major Crash officers are investigating the circumstances surrounding a traffic crash in Cockburn Central on Tuesday night.
Just before 8.00pm two men were having a verbal argument in the car park of the Cockburn Gateway Shopping Centre on Beeliar Drive.
One of the men was driving a silver Mitsubishi Triton dual cab ute and the other man involved was driving a dark coloured Kia Mentor.
A short time later both vehicles were driving west on Beeliar Drive when the Mitsubishi Triton rammed into the back of the Kia Mentor near the intersection of Poletti Road.
Following the collision both vehicles drove off.
Officers have since spoken to both drivers and would like to speak to any witnesses to the crash.
The driver of the Kia, a man in his 20s, sought medical attention soon after the crash.
Investigators are urging anyone who saw the crash, to call Crime Stoppers on 1800 333 000 or make a report online at www.crimestopperswa.com.au
Early voting for Secret Harbour by-election begins Monday
Welfare concerns for missing Swedish national last seen in Warnbro
Wanted man last seen in Golden Bay
Passenger critically injured in West Pinjarra crash
Unregistered painter fined for requesting hefty deposit from Singleton homeowner and not doing the job
Police hunt driver following dangerous Baldivis pursuit
Welfare concerns for boy last seen at Port Kennedy skate park
Rubbish truck catches fire in Baldivis
Driver injured in bus crash in Rockingham