Enhance your vehicle’s emission control system with this high-performance Nitrogen Oxide (NOx) Sensor, precisely engineered as a direct replacement for Vauxhall Insignia A models from 2009 to 2017 equipped with B20DTH 170HP diesel engines. Designed based on original equipment (OE) data, this sensor ensures optimal compatibility and reliable performance, helping to monitor and regulate nitrogen oxide levels in the exhaust system for better fuel efficiency and reduced emissions. Key Features: · Precise OE Compatibility: Manufactured according to original OE numbers 55500320, 55495341, and 55487270, ensuring a perfect fit and seamless integration with your vehicle’s existing system. · Accurate NOx Detection: Detects nitrogen oxide content in the exhaust gases with high precision and fast response time, supporting effective engine management and environmental compliance. · Durable Metal Construction: Built from robust metal material that is wear-resistant, anti-aging, and impact-proof to withstand harsh engine conditions and provide long-lasting service. · Practical Energy Saving Function: Helps optimize exhaust emissions and improve fuel economy by providing accurate data to engine control units for precise adjustments. · Easy Installation: Designed to meet stringent original standards, this NOx sensor serves as an excellent replacement for worn or faulty sensors, facilitating quick and straightforward installation that saves time and effort. Specifications: · Item Type: NOx Sensor · OE Numbers: 55500320, 55495341, 55487270 · Material: Metal · Fitment: Replacement for Vauxhall Insignia A 2009‑2017 with B20DTH 170HP diesel engines Package Includes: · 1 x Nitrogen Oxide (NOx) Sensor Upgrade your vehicle’s emission system with this reliable NOx sensor, designed to deliver accurate monitoring and improved fuel efficiency while ensuring durability and ease of installation. Perfect for maintaining compliance with emission standards and enhancing your diesel engine’s performance.