My TTA isn't running that great since i bought it, before it use to be tunable to 13.2, then iwhen i got it its an entire scond slower, the best i ran was 13.9 in tucson in 50 degrees. My TL says theres no knock, IAC 111/ 44% LV8 255#, TPS 4.70 v, integrator 128 02 volts 813mV, o2Xcnt 0#...