TINJO Oxygen Sensor Upstream & Downstream O2 Sensor for Infiniti QX56, Nissan Armada, Titan - 4PCS Replacement

The TINJO Oxygen Sensor set includes four high-performance upstream and downstream O2 sensors designed for compatibility with Infiniti QX56 (2004-2006), Nissan Armada (2005-2006), and Nissan Titan (2004-2006). These sensors feature a double protection layer, aluminum oxide trap layer, and PTFE filter, all housed in durable stainless steel. They are engineered to reduce harmful emissions, enhance fuel economy, and improve engine performance while preventing premature failure of the catalytic converter. Crafted from high-temperature resistant materials, these sensors ensure quicker response times and a direct fit without modification. • Compatible with Infiniti QX56 2004-2006 • Fits Nissan Armada 2005-2006 and Nissan Titan 2004-2006 • High-performance design with double protection layer • Reduces harmful emissions and improves fuel economy • Durable stainless steel housing for longevity