Help me out, does this new box connects to the old box or does it replace it?
And when you get this mounted, does this mean no more tuning? Just plug and play and the box will tune itself to the 02 numbers? Or is it more complicated than that?
And when you get this mounted, does this mean no more tuning? Just plug and play and the box will tune itself to the 02 numbers? Or is it more complicated than that?