NTK
Direct Fit Oxygen Sensor

NTK 24591 Oxygen Sensor - Downstream

Brand NTK 24591
Position Downstream
Wiring Harness Length 16.7500
Sensor Type Heated
Universal Or Specific Fit Specific
Wire Quantity 4
Thread Diameter 18.000
Mounting Type Threaded
Product line Direct Fit Oxygen Sensor
Fits Hyundai · 7 vehicles

Direct fit design. Specific-fit oxygen sensor for straightforward replacement applications.

Heated sensor. Helps the sensor reach operating temperature faster for stable feedback.

OE-focused testing. Manufactured and tested to meet or exceed OE specifications.

Cross-references Bosch 13394, Delphi ES10852 and DENSO Auto Parts 234-4693 for the same application. See all 11.

$109.84Free shipping
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Order total $109.84
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Free returns within 60 days if it doesn't fit when fitment is verified.

Direct Fit Oxygen Sensor for Hyundai

NTK Direct Fit Oxygen Sensor 24591 is a specific-fit heated oxygen sensor built for downstream applications. It uses a threaded mounting design, a 4-wire configuration, and a 16.7500 wiring harness length for a direct replacement on select Hyundai models.

Key Features

  • Heated oxygen sensor for faster operating response.
  • Specific-fit design for direct replacement applications.
  • Threaded mounting type for secure installation.
  • 4-wire construction for the correct sensor signal setup.
  • 18.000 thread diameter and 16.7500 harness length.

Fitment Details

Fits 1998-2001 Hyundai Tiburon, downstream.

Fits 1998-2000 Hyundai Elantra, downstream.

What This Sensor Helps Address

  • Check engine light concerns related to downstream oxygen sensor faults.
  • Incorrect air-fuel feedback from a worn sensor.
  • Emissions test failures caused by sensor performance issues.
  • Rough fuel control from degraded oxygen sensor output.

Installation Notes and Tips

Confirm the downstream location and match the threaded mounting style, wire count, and harness length before installation. This part cross-references Bosch 13394 and DENSO Auto Parts 234-4693 for the same application.

Quality Assurance

NTK is part of the NGK family of products and is a major original equipment oxygen sensor supplier. Each sensor is extensively tested during manufacturing to meet or exceed OE specifications for fit, form, and function. Part number 24591 is backed by NTK's OE-focused manufacturing standards.

This part fits 7 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelLitersCylindersPositionNotes
2001HyundaiTiburon2.0LL4DownstreamDownstream oxygen sensor with original equipment equivalent design; Direct Fit Oxygen Sensor
2000HyundaiElantra2.0LL4DownstreamDownstream oxygen sensor with original equipment equivalent design; Direct Fit Oxygen Sensor
2000HyundaiTiburon2.0LL4DownstreamDownstream oxygen sensor with original equipment equivalent design; Direct Fit Oxygen Sensor
1999HyundaiElantra2.0LL4DownstreamDownstream oxygen sensor with original equipment equivalent design; Direct Fit Oxygen Sensor
1999HyundaiTiburon2.0LL4DownstreamDownstream oxygen sensor with original equipment equivalent design; Direct Fit Oxygen Sensor
1998HyundaiElantra1.8LL4DownstreamDownstream oxygen sensor with original equipment equivalent design; Direct Fit Oxygen Sensor
1998HyundaiTiburon2.0LL4DownstreamDownstream oxygen sensor with original equipment equivalent design; Direct Fit Oxygen Sensor
Directly replaces or cross-references 11 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Bosch — 13394Delphi — ES10852DENSO Auto Parts — 234-4693Spectra Premium — OS514975-2143213-3012392102303639210230463921023060OS2138SG1305