HI I have xr6 n/a flashed and custom tune back two weeks ago a mate got wedding and I did a big burnout for him since then I have notice a loss off power between 2 to 3 rpm I got told that I cooked the converter is that true please help. Are the xr6 turbo and a xr6n/a got differnt converters becauce I thinking of selling it and a bf xr6 turbo 6speed please help