The GRM Monaro's led the race throughout and finished 13 laps ahead of the third place Porsche 911 GT3 RC.
With Garth Tander and Rick Kelly driving the two cars, the newly renamed team struggled in its first few outings in 2005, they found form later in the season, and from round 1 led the 2006 Championship to victory.
At the third round of the year at Pukekohe Park Raceway in New Zealand, he achieved his career first pole by edging out Holden's Garth Tander.
Garth Brooks | Garth Nix | Garth Ennis | Jennie Garth | Garth Richardson | Garth Ranzz | Garth Knox | Garth | Sir John Edwards, 1st Baronet, of Garth | Garth Williams | Garth Turner | Garth Fisher | Samuel Garth | John Garth | Garth Tander | Garth Fundis | Garth Drabinsky | Sir Charles Lloyd, 1st Baronet, of Garth | Robert Garth | Richard Garth | Gwaelod-y-Garth | Garth Wood | Garth Welch | Garth Lagerwey | Garth Iorg | Garth Hill | Garth Fagan | Garth Crooks | Garth (comic strip) | Garth Boesch |
Garth Tander, Steven Richards, Cameron McConville and Nathan Pretty drove the car to a debut win in the 2002 Bathurst 24 Hour, while James Brock, son of legendary driver Peter Brock, drove the third and last 427 Monaro built by GRM to victory in the final race of the 2004 Nations Cup at the Mallala Circuit in South Australia.