I have a friend with an "03 Cobra with chip, pulley, K & N, and not much else. He refuses to run on anything but street tires. He has gone 12.01 @ 116 or 117. And he weighs 315 lbs. Put a driver weighing 150 lbs less and put on some drag radials and he would go at least 11.7's at 120 or so...