The Infiniti QX4 Oxygen Sensor by NGK is a direct fit for models from 2001 to 2003, ensuring optimal compatibility and performance for your vehicle. This high-performance oxygen sensor is crafted by NTK, the world's largest supplier and manufacturer of OEM oxygen sensors, making it a trusted choice for automotive enthusiasts looking to maintain or enhance their vehicle's engine performance.

This oxygen sensor plays a vital role in your vehicle's onboard diagnostic system. By providing constant closed-loop feedback to the ECU, it helps in controlling the air-fuel ratio, maximizing fuel efficiency, and significantly reducing harmful emissions. NTK's advanced state-of-the-art ceramic technology allows precise control over the sensor element, from raw material to finished product, enhancing resistance to failure. NTK collaborates closely with OEM manufacturers throughout development, ensuring that each sensor meets stringent quality and performance standards. The advanced ceramic sensor element is finely engineered with a 3-stage contaminant-resistant plasma jet and a deposit trap overcoat for superior protection against element poisoning.

Features

• Direct fit for Infiniti QX4 models (2001-2003)
• OE Type Oxygen Sensor
• Advanced ceramic element technology
• 3-stage contaminant-resistant protection
• High fuel efficiency and reduced emissions

Trust the Sensor Specialist for full-line market support and OEM application technology with this NGK Oxygen Sensor. Whether you’re looking to replace a faulty sensor or upgrade to a more efficient model, this product is designed to meet your needs. For professional installation and customization services, visit us at our locations in Austin, Texas, or the Los Angeles, California area. For questions or to order multiple items with potential shipping discounts, please contact us directly at (512) 982-9393 (TX) or (562) 981-6800 (CA). Let us help you keep your Infiniti QX4 running at peak performance.

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