Dividing it will allow the penis to fall away from the pubis, giving some length (a couple of centimetres), but at a loss of the normal “angle” at. Category: Ask the Experts What is the best way to make my penis larger? There’s nothing anyone can do to increase the size of his penis — except expensive surgery, which has risks, is quite painful, and often doesn’t work. Most medical authorities agree that vacuum pumps and other gadgets that are advertised to lengthen the penis don’t work.