Vehicle template accessory

VehicleAccessoryFlags
   VEHICLE_ACCESSORY_FLAG_ONLY_IF_SUMMONED_VEHICLE         = 0x00000001, // If vehicle is temporary summon
   VEHICLE_ACCESSORY_FLAG_REACT_ATTACK_OFF                 = 0x00000002, // React attack off
   VEHICLE_ACCESSORY_FLAG_SUMMON_BY_VEHICLE_OWNER          = 0x00000004, // Accessory summoned by vehicle owner