Speedcafe.com understands Australian GT is open to forging a partnership which would see Supercars have involvement in the future direction and operation of the series.
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However, it is believed Quinn wishes to maintain ownership of the category.
Supercars has in the past inquired about the future of Australian GT, and in 2015 the company expanded into GT racing by taking control of the Liqui-Moly Bathurst 12 Hour.
Australian GT currently hosts all of its sprint rounds on the Supercars bill alongside one of its four Australian Endurance Championship rounds, that being this weekend's Sydney 501.
After enjoying a boom period last year, the series has suffered a drop off in competitor numbers this season compared to previous seasons.
It is also facing a crucial transitional phase with the introduction of a GT4 arriving next season.
The category has recently inked a five-year agreement with SRO to officially run GT4 in Australia.
GT4 is enjoying a rapid rise globally which has sparked a wide range of manufacturers to construct cars for the class aimed at amateur drivers.
Supercars and Australian GT declined to comment when approached by Speedcafe.com.