what should i expect?
its a 98 z28 a4 with a 02 ws6 engine-lid with k&n-ported tb-ls6 intake-3 inch random tech exaust-lowered-17 inch chrome ss wheels running 275 40 17 street tires [got g force kdw's on the way it has kumho 712 crap tires on it now] the guy i got it from told me when he had the engine put in he had the a/f ratio tuned and it made 336 hp at the wheels not shure what the torque was. he said it ran 12.9 at 108 at steele al. he had the kumhos on it then so it should run better with better tires. what do you guy
s think??????????????? 




