so that is the most power you can pull stock. so basically it will be better to put the gsr head on and turbo it to get more power? what will the tq do? drop compared to a turbo ls head?
so that is the most power you can pull stock. so basically it will be better to put the gsr head on and turbo it to get more power? what will the tq do? drop compared to a turbo ls head?