Earlier this year, we saw David Donohue send the latest GT2 RS around Road America in a staggering time of 2:15.17. Last week, IMSA ace and all-around hooligan Leh Keen took another GT2 RS around the four-mile circuit in Elkhart Lake, Wisconsin and slashed the previous record by a considerable margin. Like Donohue's car, Keen's machine wore the …
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