Just gotta figure out how to turn their proboscis inside out with gene editing, make that an oral med, put it in a “supplement”, and get marketing to sell it to them as a dick enhancer.
Make sure to label it “HOMEOPATHIC” and the government will leave you alone.
If you’re reading this and have never tried this, get some, it’s a religious experience. You might find god. God might be a very sick cat.