Following just 0.105 behind Nunez was the #05 of Colin Braun with a 1:59.572.
Third in the PC class was Kyle Marcelli in the #8 with a 2:00.050.
In the exciting GT class the SRT Vipers' of Marc Goossens and Jonathan Bomarito ruled practice, finishing 1 and 3 for the day with a 2:05.829 and 2:06.262 respectively. The Corvette Racing ZR1 of Tommy Milner held the title for best lap in class for a brief period with a 2:06.677, but was quickly knocked off by both SRT Vipers.
Putting a dent in the practice session of the Vipers' was the #55 of Bill Auberlen in the BMW Z4 GTE with a time of 2:06.016.
Finally, in GTC practice, Andy Lally posted the fast time of the day with a 2:13.750 in his Porsche GT3.
Following behind by just 0.099 was the #66 of Damien Faulkner with a 2:13.849.