ok so i have a set of kosi k1s (15 by 6.5 of 7 cant remember) right now i have 205 50 15 tires on it and want to get lower if i go to a 195 45 will it help that much and is that possible (im asking possible not pratical or rasional or even sane i just wanna go lover with out using bags... cause those are for groceries)