Get blood work done and check thyroid, test and E2
If those are in the optimal range there's no reason you can't hit 9% if your diet is on point.
Of course you could just start using cytomel, clenbuterol, mast and stana but you will eventually have to come off and what will you have learned about your body?
You'd be surprised what you can achieve when everything is working in sync - blood levels jacked into the stratosphere are not always necessary or sustainable
Depending on your body you might have to get pretty radical with your diet, but the knowledge you gain will be with you forever