Grinding noise when accelerating on my 2013 RDX. (daytime)

Grinding noise when accelerating on my 2013 RDX. (daytime)

When I aggressively accelerate (i.e. if you wanted to pass someone or just get up to speed quickly) I occasionally this 'grinding' or 'shakey/rattling' noise from under the center console area (transmission?). This cant be good.