- Enhance your vehicle's performance with our high-quality Oxygen Sensors, designed to accurately monitor oxygen levels in exhaust gases, providing essential feedback to the engine management system for optimal operation. - Compatible with INFINITI FX35/45 VK45DE (2002-2005) and M45 VK45DE (2002-2004), this Lambda O2 Oxygen Sensor (part number 22690-8J001) ensures a perfect fit and easy installation. - Built to withstand high temperatures and resist oxidation, these sensors ensure reliable, long-lasting performance, contributing to your vehicle's efficiency and effectiveness over time. - Replacing your engine's oxygen sensor can significantly improve engine performance and fuel efficiency, leading to cost savings on fuel and reducing harmful emissions. - Ideal for everyday driving, performance tuning, or emissions testing, our Oxygen Sensors deliver the reliability you need for a smoother driving experience, whether you're commuting to work or embarking on a road trip. - Invest in quality and precision with our Oxygen Sensors, ensuring your INFINITI runs at its best while helping to meet environmental standards.