The product is a downstream NTK O2 Oxygen Sensor with a threaded-in mounting style for a Honda Accord. It has an 18 mm thread size and is sold individually. The sensor has 4 wires, is a heated sensor type, and is manufactured in Japan. It comes with a NGK limited warranty and has an anticipated ship out time of 1-2 business days. This oxygen sensor is a direct replacement for the original equipment sensor and is suitable for various Honda and Acura models, specifically with a 3.0L or 3.2L engine and manual transaxle.