IRC is for drivers that want to race the coolest mods:
DRM,DRMLE,95 INDYCAR, F191HE, F191LE, F171,GTPC,F185HE..
IRC is for drivers who want to drive the coolest cars on the coolest tracks:
LeMans 79, Salzburgring 09', Daytona RC B, Goldenport, ETC...
IRC is a place to hang your helmet and fire suit, Nomex gloves and your fire proof Balaclava. Yeah IRC is where the coolest (sim) drivers come to hang.