Officers are investigating a crash in Coodanup on June 26, which tragically claimed the life of a man.
Police say around 9pm a Holden Commodore sedan was travelling along Wanjeep Street when it crossed to the incorrect side of the road and struck a tree.
The sole occupant, a male driver, died at the scene.
Investigating officers would like to speak with anyone that witnessed the crash or has dashcam vision of the incident or of the vehicle prior to the crash.
Anyone with information is asked to call Crime Stoppers on 1800 333 000 or to make a report online at crimestoppperswa.com.au.