Parts Geek - For 2013 BMW 335is A/C Condenser 37731GN 3.0L 6 Cyl A/C Condenser. 2013 BMW 335is 3.0L 6 Cyl. The condenser is designed to remove heat from A/C refrigerant collected inside the system. On late model vehicles, condensers cannot be cleaned or flushed.
