Adult female elephants have two breasts, or mammary glands, located between their front legs. When a female becomes pregnant or is nursing her young, her mammary glands become more prominent.
Be glad with the tits you have, there are sad trans who would be glad to have your tits.
Also the pangolin is being made extinct because Chinese women want help lactating, I guess because they saw pangolin titties and thought that consuming the scales of a big tittied animal would help for some reason.
There should be a trans donor list where MtF and FtM can swap parts. I don't know how medically possible that is, but medicine never got anywhere not trying stuff.
It honestly would probably take anti-rejection drugs and stem cell impregnated strategically scaffolded tissue from a highly compatible donor with a cocktail of other drugs. The process would be horrendously expensive with a high rate of complications, but the plus side would be endogenous hormone production and natural function should it be a complete success.
Some sort of crazy unpleasant gene therapy derrived from a parent or sibling over years would probably be more viable sooner, but time will tell on that.