NTK
Direct Fit Oxygen Sensor

NTK 24541 Oxygen Sensor - Downstream

Brand NTK 24541
Position Downstream
Wiring Harness Length 29.7500
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 Acura · 13 vehicles

Direct fit replacement. Specific-fit oxygen sensor with threaded mounting for straightforward installation.

Heated sensor. Helps the sensor reach operating temperature quickly for responsive emissions control.

OE-spec quality. Extensively tested to meet or exceed original equipment specifications.

Cross-references Bosch 13093, Carlson 13303 and DENSO Auto Parts 234-4097 for the same application. See all 18.

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Direct Fit Oxygen Sensor for Acura RL and TL

NTK Direct Fit Oxygen Sensor 24541 is a heated, specific-fit replacement built for downstream applications on select Acura models. It is engineered for the 1995-1998 Acura TL and 1996-2004 Acura RL, with OE-style fit, form, and function for emission control service.

Key Features

  • Specific-fit downstream oxygen sensor for select Acura applications
  • Heated sensor design for faster operating response
  • 4-wire configuration with 29.75-inch wiring harness length
  • Threaded mounting type with 18 mm thread diameter
  • Direct replacement part number 24541 for emission control repair
  • Compatible with Acura RL downstream oxygen sensor service and Acura TL downstream oxygen sensor service

Product Details

NTK 24541 is part of the Direct Fit Oxygen Sensor line, a product line focused on OE-style replacement coverage for import and domestic vehicles. NTK applies ceramic manufacturing expertise and controlled production processes to deliver sensors with consistent fit and function. This downstream oxygen sensor is built for the Acura RL and Acura TL applications listed below, making it a direct replacement choice for vehicles that require a threaded, heated sensor with the correct harness length and wire count.

Fits 1996-2004 Acura RL, downstream. Fits 1995-1998 Acura TL, downstream. This part cross-references Bosch 13093 and DENSO Auto Parts 234-4097 for the same application.

Common Repair Uses

  • Check engine light related to downstream oxygen sensor performance
  • Fault codes tied to exhaust oxygen monitoring
  • Incorrect air-fuel feedback after sensor aging or contamination
  • Emission test failures caused by a worn downstream sensor
  • Restoring proper sensor response on Acura RL and Acura TL models

Installation Notes and Tips

Verify the downstream sensor location before ordering and match the connector, wire count, thread diameter, and harness length to the original unit. Use proper oxygen sensor service tools to remove the old sensor from the exhaust thread without damaging the bung. Confirm the vehicle application by year, make, model, and position before installation.

Quality Assurance

NTK manufactures oxygen sensors with extensive testing during production to support OE-level quality and reliability. As the Sensor Specialist and a major original equipment oxygen sensor supplier, NTK builds this replacement to meet or exceed OE specifications for the listed Acura applications.

This part fits 13 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelLitersCylindersPositionNotes
2004AcuraRL3.5LV6DownstreamDownstream oxygen sensor with original equipment equivalent design; Direct Fit Oxygen Sensor
2003AcuraRL3.5LV6DownstreamDownstream oxygen sensor with original equipment equivalent design; Direct Fit Oxygen Sensor
2002AcuraRL3.5LV6DownstreamDownstream oxygen sensor with original equipment equivalent design; Direct Fit Oxygen Sensor
2001AcuraRL3.5LV6DownstreamDownstream oxygen sensor with original equipment equivalent design; Direct Fit Oxygen Sensor
2000AcuraRL3.5LV6DownstreamDownstream oxygen sensor with original equipment equivalent design; Direct Fit Oxygen Sensor
1999AcuraRL3.5LV6DownstreamDownstream oxygen sensor with original equipment equivalent design; Direct Fit Oxygen Sensor
1998AcuraRL3.5LV6DownstreamDownstream oxygen sensor with original equipment equivalent design; Direct Fit Oxygen Sensor
1998AcuraTL2.5LL5DownstreamDownstream oxygen sensor with original equipment equivalent design; Direct Fit Oxygen Sensor
1997AcuraRL3.5LV6DownstreamDownstream oxygen sensor with original equipment equivalent design; Direct Fit Oxygen Sensor
1997AcuraTL2.5LL5DownstreamDownstream oxygen sensor with original equipment equivalent design; Direct Fit Oxygen Sensor
1996AcuraRL3.5LV6DownstreamDownstream oxygen sensor with original equipment equivalent design; Direct Fit Oxygen Sensor
1996AcuraTL2.5LL5DownstreamDownstream oxygen sensor with original equipment equivalent design; Direct Fit Oxygen Sensor
1995AcuraTL2.5LL5DownstreamDownstream oxygen sensor with original equipment equivalent design; Direct Fit Oxygen Sensor
Directly replaces or cross-references 18 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Bosch — 13093Carlson — 13303DENSO Auto Parts — 234-4097OSC — 13097Spectra Premium — OS527375-188475-203575-2107213-138636532P1RA0136535P5AA0136535P5AA51ES10705OS1053OS1056SG512SG1196SG1844