Starting fifth, a 19-year-old McLaughlin became the youngest race winner in category history on home soil as experienced frontrunners all struck trouble.
Pole man and reigning champion Jamie Whincup suffered a tyre deflation and Mark Winterbottom later copped a puncture, but McLaughlin held firm amid the drama to seal an extraordinary victory for Garry Rogers Motorsport.
Chaz Mostert, Ipswich 2013
A 21-year-old Mostert was thrust into the main game with DJR mid-season, and took victory in just his 15th start in the Queensland Raceway finale.
It marked the first win for DJR in three years, with Mostert crossing the line in front of his famous team owner, who held back tears standing on the wall of his eponymous front straight. Mostert scored third in the finale at the following event at Winton, before earning promotion to the factory Ford squad for 2014.
Lee Holdsworth, Winton 2014
The first win for Erebus Motorsport in Supercars competition came off the back of genuine pace and strategy, and it marked Holdsworth's first win in nearly four years.
Several big names fell by the wayside, and after a mid-race stoppage due to heavy rain, Percat emerged in the box seat as fuel drop rules caught many drivers and teams out.
Michael Caruso, Darwin 2016
Caruso left the Adelaide season-opener as the surprise championship leader, but it he would have to wait until the Hidden Valley event to clinch the result he so sorely craved.
It came seven years after his first and only previous victory, also scored in Darwin. It was Nissan's second win in the Supercars era following the remarkable one-two at Winton in 2013.
Will Davison and Jonathon Webb, Bathurst 2016
Davison and Webb sailed from 17th on the grid to win the 2016 Great Race, despite the #19 Commodore not leading a lap all day.
The family-run Tekno entry claimed victory in a Bathurst epic, with an incident between Jamie Whincup, Garth Tander and McLaughlin seeing Davison race into the effective lead late on. A fuel-saving Davison then held off Shane van Gisbergen by just over a tenth of a second.
David Reynolds and Luke Youlden, Bathurst 2017
In a giant-killing performance for the ages, Reynolds and Youlden helped Erebus record an extraordinary Bathurst 1000 win in 2017.
Reynolds and Youlden defied the powerhouse teams to triumph in a seven-hour epic. The race was affected by driving rain, with star drivers and teams dropping out on contention. All the while, Reynolds held firm at the end to clinch Erebus' greatest win to date.
Rick Kelly, Winton 2018
In a week Nissan withdrew its factory support, Kelly lifted his family-run team to an extraordinary victory in Winton. While down in confident amid the Nissan withdrawal, the Kelly squad pulled itself off the canvas to record the brilliant triumph.
Former series champion Kelly stole the lead with an opportunist move past McLaughlin, before he defied Scott Pye to seal just the third Nissan-Kelly Racing win.
While Tickford isn't a small team, Le Brocq's win came amid a trying season affected by the COVID-19 pandemic, with the 28-year-old sailing from seventh on the grid to hang on for an emotional and unexpected victory.