level 4 extreme, Yeah i can lite the tires up from a dead stop pretty good!!! usually all the way through 1st if the weather is right!! superchips i can get half of first, i will say i did some 0-60 tests on it and best 0-60 with superchips was a 6.14 and best EDGE was 6.15 BUT it was 55 outside on the edge and 43 outside with the superchips, i didnt get any track runs with the EDGE