SAAB 12588318 O-ring The catalog lists 33393206 as 12588318. Found in SAAB Ng9-3 2006–2010 Engine › Radiator - Expansion tank · Position 28 SAAB Ng9-3 2006–2010 Engine › Transmission cover · Position 28 SAAB Ng9-3 2006–2010 Engine › Coolant pump - Thermostat · Position 28 SAAB Ng9-5 2010–2011 Heating and ventilation › hoses · Position 14