Decent depending on temperature outside, humidity, elevation (from sea level), etc. I consistently ran 10.7 in the 8th with an intake and TB only (5 speed), but I did see an automatic like yours with some mods that ran mid 11s several times. So, I'd say you did pretty good!
05 D20 ZX3:
F2 CAI, Trubendz 2.5 exhaust, Tom's Tune, Eibach Sportlines, black SVT wheels