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NTK 5047 Upstream/Downstream Oxygen Sensor Switch

Manufacturer

NTK Oxygen Sensors

<p>NTK is the automotive sensor division of NGK Spark Plugs, one of the world's most respected names in automotive components. With decades of engineering expertise and original equipment manufacturer (OEM) relationships with major automakers worldwide, NTK has established itself as a leader in precision sensor technology. The brand's commitment to quality and accuracy has made it a trusted choice for professional technicians and DIY enthusiasts who demand reliable engine management solutions.</p><h3>Precision Oxygen Sensing Technology</h3><p>At the heart of NTK's product line is their extensive range of <a href="/496-ntk-oxygen-sensors-oxygen-sensor-5132">oxygen sensors</a>, which play a critical role in modern engine management systems. These sensors monitor exhaust gas composition and provide real-time feedback to the engine control unit, enabling optimal fuel mixture adjustments for maximum efficiency and minimal emissions. NTK oxygen sensors are engineered to OEM specifications, ensuring proper fitment and performance that matches or exceeds factory standards. Their advanced ceramic element technology delivers fast response times and long-lasting accuracy, even under extreme temperature and vibration conditions.</p><h3>Advanced Air/Fuel Monitoring Solutions</h3><p>Building on their oxygen sensor expertise, NTK manufactures sophisticated <a href="/496-ntk-oxygen-sensors-air-fuel-ratio-sensor-10328">air/fuel ratio sensors</a> that provide more precise fuel mixture monitoring than traditional oxygen sensors. These wideband sensors measure a broader range of air/fuel ratios, allowing modern engine computers to fine-tune fuel delivery with exceptional precision. This technology is essential for vehicles with advanced emissions control systems and performance applications where accurate fuel management directly impacts power output and efficiency.</p><h3>Comprehensive Engine Sensor Portfolio</h3><p>Beyond oxygen sensing, NTK's product catalog includes critical engine management components like <a href="/496-ntk-oxygen-sensors-ignition-knock-detonation-sensor-5108">ignition knock sensors</a> that detect harmful engine detonation, <a href="/496-ntk-oxygen-sensors-engine-crankshaft-position-sensor-7196">crankshaft position sensors</a> that provide essential timing data for fuel injection and ignition systems, and <a href="/496-ntk-oxygen-sensors-supercharger-pressure-sensor-16079">supercharger pressure sensors</a> for forced induction applications. Each sensor is manufactured using NTK's proprietary ceramic and electronics expertise, delivering the durability and precision required for today's sophisticated powertrain systems.</p><h3>OEM Heritage and Aftermarket Excellence</h3><p>What sets NTK apart is their dual role as both an OEM supplier to vehicle manufacturers and an aftermarket replacement parts provider. This means the same engineering standards and manufacturing processes used for new vehicle production are applied to their replacement sensors. When you choose NTK, you're getting sensor technology that automakers trust, backed by rigorous testing and quality control that ensures reliable performance mile after mile.</p>

Part Number

5047
06/01/2036 2:33 AM
Sale Price

$66.53

In Stock (8)

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Product Details

The NTK 5047 is an upstream/downstream oxygen sensor designed to deliver OE-level performance and accuracy in your vehicle's exhaust and emissions system. Manufactured by NTK — the sensor division of NGK, one of the world's leading OE suppliers — this sensor is engineered to meet or exceed original equipment specifications.

Oxygen sensors play a critical role in engine management, providing real-time feedback to the ECU to optimize fuel delivery, improve fuel economy, and reduce harmful emissions. The NTK 5047 is built to restore proper sensor function and maintain closed-loop engine operation.

Key Features:

  • OE-quality construction for reliable, accurate air/fuel ratio monitoring
  • Suitable for upstream (pre-catalytic converter) or downstream (post-catalytic converter) application
  • Engineered to meet or exceed original equipment specifications
  • Manufactured by NTK, the OE oxygen sensor brand trusted by major automakers worldwide
  • Helps restore proper fuel trim, fuel economy, and emissions performance
  • Direct-fit replacement for easy installation

The NTK 5047 is a straightforward, professional-grade solution for restoring oxygen sensor function. As an NTK product, it benefits from the same engineering standards applied to sensors found on new vehicles from the factory.

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