None, but some Volkswagen owners replace their circular VW logo with an aftermarket circular dragon logo.
Opel
There are many. I dont think there is just a circle emblem but there are more than one circles (audi) then the is the circle with the triangle (Mercedes Benz), then there is a circle with an L (Lexus). T (Toyota). You have to be a bit more specific.
If I recall, that year, the SS emblem on the rear of that car, comes via a black rubber insert, on the pass side of the car, which bolts to the bumper.
Converse.
That would be Dodge, and the emblem is a Ram (goat).
It could be an old Buick emblem.
Ford
Toyota
It is the emblem of a Ford Torino.
suzuki
A Maserati
maserati