This high-quality oxygen sensor from DENSO is a must-have for any car or truck owner. It is designed to accurately detect the oxygen levels in your vehicle's exhaust system and provide reliable performance. With its OE/OEM part numbers of 56028992AA, 56028994AA, 56029049AA, and 234-4274, you can be sure that this sensor is compatible with a wide range of vehicles. The sensor type is an oxygen sensor and it comes with a quantity of 1. The SKU number is NP:234-4274. This product is perfect for those who want to maintain their car's exhaust and emission systems and ensure that their vehicle runs smoothly.