Are you doing squats with light weight and not getting a dump truck ass? The upgrade you need is likely to be more weight, better programming, more appropriate nutrition, or simply more realistic expectations. It is not a change in squat stance. Yes, sometimes a tweak can slightly alter how you work the muscles you use, and that’s why there exists more than one type of exercise in the world. But these little tweaks aren’t going to cause massive changes in your physique.