If a 3 pouch is a must you could always make your own.M&P Shield 9 that carries three magazines.
Enough said! Haha. If it makes you happy, that's the ticketPlus, I think it would be cool
I'm thinking for IDPA and using my back up/off duty pistol one in a while and think that 32 bullets is better. because i like shooting extra rounds..Plus, I think it would be cool