NGK / NTK O2 Sensor 28017 NTK O2 Sensors are engineered for specific vehicle requirements, ensuring a perfect fit with customized wire lengths and protective sleeves for compatibility. They feature advanced technology for seamless integration with contemporary vehicle electronics, incorporating a dual-coated platinum element for efficient performance and durability. The sensors also boast a water-resistant connector for safeguarding against contamination and a triple-layered protection for the element to enhance longevity. Designed to improve fuel economy and reduce emissions quickly, these sensors employ pure alumina ceramic in filtering exhaust gases, thereby protecting the sensor element from damage. Features: Precision manufactured with a sensing element Extensively tested Supplied with factory fitted OEM connector for easy installation