Two people have been seriously injured in a car rollover in Baldivis.
At around 1am on Sunday, a silver Hyundai Elantra sedan was travelling south on the Kwinana Freeway.
Just after the Safety Bay Road exit, the car lost control and entered the central median strip before rolling.
The vehicle continued to roll before coming to rest in the northbound lanes.
The 22-year old driver and a 23-year old passenger were taken to Royal Perth Hospital with serious injuries
Police would like anyone who saw the crash or the car prior to contact Crime Stoppers on 1800 333 000.