If you care about bling bling, get 380/380. Otherwise, 365/345 or 380/345 will work just fine. If you look at the rotor weights, 380 and 365 fronts are basically the same. And 365 has less rotating inertia...
E92 M3 DCT - AiM EVO4 Data Logger / AiM SmartyCam HD / KW Competition 2-Way / OMP ARS Racing Seats / Brembo GT 365 / Pagid Yellow RS-29 / Rear Seats Delete