The yellow Ferrari SF90 Stradale, which costs between $520,000 and $995,000, crashed near the intersection of Orrong Road and Wright Street in Carlisle, Perth, just after 1pm on Saturday.
Adrian Fariña Pacheco, 59, was struck by a load of steel while working near a crane at a Glask Construction site in Malaga in Perth 's north on Tuesday afternoon
The couple were discovered unconscious and unresponsive inside the bedroom of their Westminster home in Perth's north by their teenage children on June 25.
Bradley Edwards was the main suspect in the deaths of Jane Rimmer, Ciara Glennon and Sarah Spiers when police surrounded his home at Kewdale in Perth's east in December 2016.