i am trying to lighten up my car and im removing the blower motor and as much under the dash as possible...i got under the passenger side of the dash and first thing i saw was a plastic electrical box and then a metal one right over that....does anyone know what they are and if i can remove them....there is also a box that was under my center console i want to remove if i can...im going with a th350 trans and wont be needing anything 4l60e related ...right?