Bosch Genuine Oxygen Sensor for Chevy Chevrolet Corsa Part: 12014, 19211437 Geneuine BOSCH Part Made in Korea. 100% newly manufactured as an exact replacement for your GM vehicule Components are tested to meet original specification requirements, for remarkable durability GM-recommended replacement part for your GM vehicle's original factory component Precision-Engineered To Exact Vehicle Application To Ensure Correct Fit & Function