HomeEmission Control > SensorsNTK 24630 Oxygen Sensor - Downstream
Part #: 24630

NTK 24630 Oxygen Sensor - Downstream

Direct Fit Oxygen Sensor, Downstream
⚙️ 10 vehicles fit this part
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Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
📦Direct Fit Oxygen Sensor, Downstream
🚗Fitment: INFINITI and Nissan, 200SX, G20, I30, and Maxima
🔄Easy Returns — Return within 60 days for a full refund
🚚Fast Shipping — Most orders ship same business day before 1pm CST

Overview of NTK Direct Fit Oxygen Sensor 24630

The NTK Direct Fit Oxygen Sensor 24630 is designed specifically for select INFINITI and Nissan models, including the 200SX, G20, I30, and Maxima. This heated oxygen sensor ensures accurate emissions control and optimal engine performance by providing precise air-fuel mixture data to the vehicle's engine management system.

  • Heated oxygen sensor for faster response times
  • Specific fit for INFINITI and Nissan 200SX, G20, I30, Maxima
  • 22-inch wiring harness length for convenient installation
  • Threaded mounting type with 18mm thread diameter
  • Four-wire design for reliable signal transmission

Detailed Product Features and Specifications

The NTK 24630 oxygen sensor features a heated sensor element that allows it to reach operating temperature quickly, improving fuel efficiency and reducing emissions. Its specific fitment ensures compatibility with INFINITI and Nissan models such as the 200SX, G20, I30, and Maxima, eliminating the need for modifications. The sensor includes a 22-inch wiring harness, providing ample length for straightforward installation. The threaded mounting type with an 18mm diameter allows secure attachment to the exhaust system. With four wires, this sensor supports both the heater circuit and signal output, ensuring accurate data transmission to the engine control unit.

About the NTK Direct Fit Oxygen Sensor Line

The Direct Fit Oxygen Sensor line by NTK is engineered to provide precise replacement parts that match OEM specifications. This product line focuses on delivering sensors that fit specific vehicle makes and models without requiring additional adapters or modifications. The 24630 sensor is part of this line, offering a direct replacement solution for emission control systems in INFINITI and Nissan vehicles.

Common Applications and Problem Solving

  • Restores proper air-fuel ratio monitoring in INFINITI and Nissan 200SX, G20, I30, Maxima
  • Resolves check engine light issues related to oxygen sensor faults
  • Improves fuel economy by providing accurate oxygen level readings
  • Reduces harmful emissions by ensuring correct sensor feedback
  • Eliminates rough idling or engine hesitation caused by faulty sensors

Installation Notes and Tips

When installing the NTK 24630 oxygen sensor, ensure the vehicle is cool to avoid burns. Use appropriate tools to remove the old sensor and avoid damaging the wiring harness. The 22-inch wiring length provides flexibility during installation, but verify connector compatibility with your vehicle’s harness. Thread the sensor carefully into the exhaust port to prevent cross-threading. It is recommended to apply anti-seize compound on the threads if not pre-applied.

Quality Assurance and Warranty

NTK oxygen sensors are manufactured to meet strict quality standards, ensuring reliable performance and durability. The Direct Fit Oxygen Sensor 24630 undergoes rigorous testing to comply with emission control requirements. Please refer to NTK’s official warranty policy for specific coverage details.

BrandNTK
Part Number24630
PositionDirect Fit Oxygen Sensor, Downstream
Wiring Harness Length22.0000
Sensor TypeHeated
Universal Or Specific FitSpecific
Wire Quantity4
Thread Diameter18.000
Mounting TypeThreaded

This part fits 10 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
1999INFINITIG202.0LL4DownstreamDownstream oxygen sensor with original equipment equivalent design; Direct Fit Oxygen Sensor
1999INFINITII303.0LV6DownstreamB1S2, Federal Emissions, OE Equivalent Design; Direct Fit Oxygen Sensor
1999NissanMaxima3.0LV6DownstreamB1S2, Federal Emissions, OE Equivalent Design; Direct Fit Oxygen Sensor
1998INFINITII303.0LV6DownstreamDownstream oxygen sensor with original equipment equivalent design; Direct Fit Oxygen Sensor
1998Nissan200SX2.0LL4DownstreamDownstream oxygen sensor with original equipment equivalent design; Direct Fit Oxygen Sensor
1998NissanMaxima3.0LV6DownstreamB1S2; To 6/98; OE Equivalent Design; Direct Fit Oxygen Sensor
1998NissanMaxima3.0LV6DownstreamB1S2; From 6/98; Federal Emissions; OE Equivalent Design; Direct Fit Oxygen Sensor
1997INFINITII303.0LV6DownstreamDownstream oxygen sensor with original equipment equivalent design; Direct Fit Oxygen Sensor
1997NissanMaxima3.0LV6DownstreamDownstream oxygen sensor with original equipment equivalent design; Direct Fit Oxygen Sensor
1996INFINITII303.0LV6DownstreamB1S2; From 7/96; OE Equivalent Design; Direct Fit Oxygen Sensor

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

132731327813653157691587915884213-2879226A00L703226A00L713226A04M221226A07J101234-471675-209275-209375-226675-269075-2692ES10563ES20187OS1040OS1121OS1703OS5171OS974SG562SG563SG949SG967

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.