Part Number SG20 having (CAGE Code 78174) and FSC 2990 Miscellaneous Engine Accessories Nonaircraft in stock with ready to ship. Get an instant quote for SG20 Sensor Exhaust Gas Oxygen Emissi by Standard Motor Products. Fill the form below with your desired order quantity, targeted price and the expected order-fulfilment date. Our dedicated account manager will get back to you within 15 minutes.