O2 Oxygen Sensor 4 Wire Narrow-Band Compatible with Honda Acura

In this review the TRQ O2 Oxygen Sensor 4 Wire Narrow-Band is judged as a practical, budget-friendly replacement for drivers who need a direct-fit downstream sensor for several Honda and Acura V6 models. It is aimed at DIYers and independent shops who value an easy swap and clear compatibility listings; the single biggest reason to consider it is the pre-assembled direct-fit design that reduces installation time and the need for modifications. The review looks at fit, ease of installation, and real-world reliability based on user feedback.

Key Features

• Direct-fit construction: The sensor arrives pre-assembled to match original equipment fitment and helps avoid cutting or splicing during installation.
• Wide compatibility list: Reference numbers and explicit fitment include downstream positions for many Accord, Pilot, Odyssey, and MDX model years so buyers can confirm fit before purchase.
• Narrow-band 4-wire design: The four-wire narrow-band configuration is intended to match the electrical and signal needs of the listed V6 engines for proper emissions feedback.
• DIY support: TRQ supplies replacement parts with an emphasis on DIY videos and guidance to help users view the job before they do it.
• Pre-assembled harness: The built-in wiring and connector simplify installation and reduce shop time for a straightforward downstream replacement.

Who It's For

This sensor is best for owners of 2007-2017 Acura MDX V6 3.7L and a wide range of 2008-2022 Honda V6 vehicles who need a downstream rear or front oxygen sensor replacement and prefer a direct-fit part. It suits DIY mechanics and independent repair shops that want to minimize installation time and avoid custom wiring.

Those who should look elsewhere include drivers who need an upstream sensor or a wideband unit, or anyone whose vehicle requires a different emissions specification than the compatibility chart indicates. Also consider OEM sensors if you need the absolute highest factory-level consistency.

Pros & Cons

Pros

• Good value for money compared with dealer-priced sensors, offering cost savings for routine replacements.
• Ease of installation is frequently praised, thanks to the pre-assembled connector and direct-fit design.
• Strong compatibility references and fitment notes reduce guesswork when confirming the correct downstream sensor for many Honda and Acura V6 models.

Cons

• Mixed reports on long-term functionality and occasional defective units indicate some variability in durability.
• Wire length or exact plug orientation may not match every vehicle routing preference and could require minor adjustments in some installations.

Specifications

Part type	O2 Oxygen Sensor 4 Wire Narrow-Band
Fitment	Downstream Rear/Front for specified Honda and Acura V6 models
Compatible models	Accord, Pilot, Odyssey, MDX (select years and engines)
Reference numbers	Includes 250-24785, 36532R70A01, ES20369 and many others
Wire count	4-wire
Manufacturer focus	TRQ replacement parts with DIY video support

Our Verdict

The TRQ 4-wire narrow-band oxygen sensor is a sensible, cost-efficient replacement for owners of supported Honda and Acura V6 models who want an easy, direct-fit swap and DIY guidance. It represents good value when compatibility is confirmed, but buyers should be aware of some variability in durability and inspect units on arrival to ensure proper function.

Frequently Asked Questions

Will this sensor fit my Accord or Pilot?
Check the detailed compatibility list for model years and engine designations; it is designed for specific downstream positions on many Accord, Pilot, Odyssey, and MDX V6 models.

Is this a direct replacement or does it require modifications?
The sensor is pre-assembled as a direct-fit replacement intended to avoid splicing or modifications in compatible vehicles.

What if the sensor is defective?
Some customers have reported defective parts, so inspect the unit on arrival and follow seller return or exchange instructions if it fails to function.