HomeEmission Control > SensorsWalker 350-35166 Oxygen Sensor - Upstream
Part #: 350-35166

Walker 350-35166 Oxygen Sensor - Upstream

OE Replacement, Upstream
⚙️ 30 vehicles fit this part
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Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$121.89Free Shipping
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✅ In Stock · Ready To Ship Most orders ship same-day if ordered before 1pm CST.
OE Direct Replacement — Bolt-on fit, no modifications needed
📦OE Replacement, Upstream
🚗Fitment: Acura and Honda, Accord, RDX, and TLX
🔄Easy Returns — Return within 60 days for a full refund
🚚Fast Shipping — Most orders ship same business day before 1pm CST

Reliable Oxygen Sensor for Acura and Honda Vehicles

The Walker 350-35166 oxygen sensor is designed to provide accurate emissions monitoring for select Acura and Honda models. This sensor helps maintain optimal engine performance and emissions control by delivering precise oxygen level readings to the vehicle’s engine management system.

  • Compatible with Acura Accord, Honda Accord, Honda RDX, and Honda TLX models
  • Walker Products Aftermarket part number 350-35166
  • Category: Emission Control > Sensors
  • Type: Oxygen Sensor
  • GTIN: 00724620176548

Walker Products Aftermarket Line Overview

The Walker Products Aftermarket line focuses on providing dependable replacement parts that meet or exceed OEM specifications. This oxygen sensor is part of that line, ensuring compatibility and performance for emission control systems in Acura and Honda vehicles. The product line emphasizes quality and fitment accuracy to support vehicle emissions compliance and engine efficiency.

Product Details and Functionality

The Walker 350-35166 oxygen sensor monitors the oxygen content in the exhaust gases of Acura and Honda vehicles, including the Accord, RDX, and TLX. By sending real-time data to the engine control unit (ECU), it helps regulate the air-fuel mixture for efficient combustion and reduced emissions. This sensor is essential for maintaining proper engine operation and meeting environmental standards.

Common Issues Addressed by This Oxygen Sensor

  • Check engine light triggered by faulty oxygen sensor readings
  • Poor fuel economy due to incorrect air-fuel mixture
  • Increased emissions and failed emissions tests
  • Engine performance problems such as rough idling or hesitation
  • Potential damage to catalytic converter from improper combustion

Installation Notes and Tips

When replacing the oxygen sensor on Acura Accord, Honda Accord, RDX, or TLX models, ensure the engine is cool before removal to avoid burns. Use appropriate tools to prevent damage to the sensor or exhaust components. Verify the part number 350-35166 matches the original sensor to ensure proper fitment and function.

Quality Assurance and Warranty

Walker Products Aftermarket parts are manufactured to meet industry standards for durability and performance. While specific warranty details for part number 350-35166 are not provided here, Walker typically offers coverage against defects in materials and workmanship. Refer to the product documentation or manufacturer for exact warranty terms.

This part fits 30 vehicles. Search below:

YearMakeModelSubmodelLitersCylindersFuel TypePositionNotes
2024AcuraRDX2.0LL4UpstreamOE Replacement
2024AcuraTLX2.0LL4UpstreamOE Replacement
2023AcuraRDX2.0LL4UpstreamOE Replacement
2023AcuraTLX2.0LL4UpstreamOE Replacement
2022AcuraRDX2.0LL4UpstreamOE Replacement
2022AcuraTLX2.0LL4UpstreamOE Replacement
2022HondaAccord2.0LL4GASUpstreamOE Replacement
2021AcuraRDX2.0LL4GASUpstreamBank 1 Sensor 1 needs an upstream oxygen sensor.; Walker Products Aftermarket
2021AcuraRDX2.0LL4GASUpstreamFront oxygen sensor compatible with various vehicle models.; Walker Products Aftermarket
2021AcuraTLX2.0LL4UpstreamOE Replacement
2021HondaAccord2.0LL4GASUpstreamBank 1 Sensor 1 needs an upstream oxygen sensor.; Walker Products Aftermarket
2021HondaAccord1.5LL4GASUpstreamBank 1 Sensor 1 needs an upstream oxygen sensor.; Walker Products Aftermarket
2021HondaAccord2.0LL4GASUpstreamFront oxygen sensor compatible with various vehicle models.; Walker Products Aftermarket
2021HondaAccord1.5LL4GASUpstreamFront oxygen sensor compatible with various vehicle models.; Walker Products Aftermarket
2020AcuraRDX2.0LL4GASUpstreamBank 1 Sensor 1 needs an upstream oxygen sensor.; Walker Products Aftermarket
2020AcuraRDX2.0LL4GASUpstreamFront oxygen sensor compatible with various vehicle models.; Walker Products Aftermarket
2020HondaAccord2.0LL4GASUpstreamBank 1 Sensor 1 needs an upstream oxygen sensor.; Walker Products Aftermarket
2020HondaAccord1.5LL4GASUpstreamBank 1 Sensor 1 needs an upstream oxygen sensor.; Walker Products Aftermarket
2020HondaAccord2.0LL4GASUpstreamFront oxygen sensor compatible with various vehicle models.; Walker Products Aftermarket
2020HondaAccord1.5LL4GASUpstreamFront oxygen sensor compatible with various vehicle models.; Walker Products Aftermarket
2019AcuraRDXBase2.0LL4GASUpstreamBank 1 Sensor 1 needs an upstream oxygen sensor.; Walker Products Aftermarket
2019AcuraRDXBase2.0LL4GASUpstreamFront oxygen sensor compatible with various vehicle models.; Walker Products Aftermarket
2019HondaAccord2.0LL4GASUpstreamBank 1 Sensor 1 needs an upstream oxygen sensor.; Walker Products Aftermarket
2019HondaAccord1.5LL4GASUpstreamBank 1 Sensor 1 needs an upstream oxygen sensor.; Walker Products Aftermarket
2019HondaAccord2.0LL4GASUpstreamFront oxygen sensor compatible with various vehicle models.; Walker Products Aftermarket
2019HondaAccord1.5LL4GASUpstreamFront oxygen sensor compatible with various vehicle models.; Walker Products Aftermarket
2018HondaAccord2.0LL4GASUpstreamBank 1 Sensor 1 needs an upstream oxygen sensor.; Walker Products Aftermarket
2018HondaAccord1.5LL4GASUpstreamBank 1 Sensor 1 needs an upstream oxygen sensor.; Walker Products Aftermarket
2018HondaAccord2.0LL4GASUpstreamFront oxygen sensor compatible with various vehicle models.; Walker Products Aftermarket
2018HondaAccord1.5LL4GASUpstreamFront oxygen sensor compatible with various vehicle models.; Walker Products Aftermarket

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