i figured this thing would roast the tires but doesnt... ive tried turning the tq management off and it still dont. its an 05 2500 6.0 and 4l80 with headers, flowmaster 70 and kn filter in a 2002 2wd s10 blazer with 3.42 gears. it doesnt seem to run as good as it should for sure what do i need to change? thanks for the help