HomeEmission Control > SensorsWalker 350-31008 Oxygen Sensor - Upstream
Part #: 350-31008

Walker 350-31008 Oxygen Sensor - Upstream

Walker Products Aftermarket, Upstream
12 vehicles fit this part
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
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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
Walker Products Aftermarket, Upstream
Fitment: Honda, Civic and Wagovan
Easy Returns — Return within 60 days for a full refund
Fast Shipping — Most orders ship same business day before 1pm CST

Overview of Walker Oxygen Sensor 350-31008 for Honda Civic

The Walker 350-31008 oxygen sensor is designed specifically for Honda Civic models, providing accurate emission control sensor functionality. This non-heated oxygen sensor features a threaded mounting type and a radiused polygon female connector, ensuring a precise fit and reliable performance.

  • Wiring harness length: 22.36 inches
  • Wire gauge measurement: 20 gauge
  • Sensor type: Non heated
  • Specific fit for Honda Civic
  • Connector shape: Radiused polygon, female gender
  • Thread diameter: 18.0 mm
  • Overall length: 25.91 inches
  • Mounting type: Threaded
  • Single wire configuration

Detailed Product Description

This Walker oxygen sensor, part number 350-31008, is engineered to meet the emission control requirements of Honda Civic vehicles. The sensor’s non-heated design utilizes a single 20-gauge wire with a 22.36-inch wiring harness, allowing for straightforward installation and integration with the vehicle’s existing wiring system. The radiused polygon female connector ensures a secure and precise connection, while the 18.0 mm threaded mounting type provides a stable and leak-free fit. With an overall length of 25.91 inches, this sensor is tailored to the specific dimensions required for Honda Civic models, ensuring compatibility and optimal sensor placement.

Walker Products Aftermarket Line

The Walker Products Aftermarket line offers a range of emission control components designed to meet or exceed OEM specifications. This product line focuses on providing reliable, vehicle-specific parts such as oxygen sensors that maintain proper engine performance and emissions compliance. The 350-31008 oxygen sensor is part of this line, emphasizing precise fitment and quality construction for Honda Civic applications.

Common Applications and Issues Addressed

  • Monitors oxygen levels in exhaust gases for efficient fuel mixture control
  • Helps reduce harmful emissions by providing accurate sensor data
  • Resolves engine performance issues related to faulty oxygen sensors
  • Prevents check engine light triggers caused by sensor malfunctions
  • Supports proper catalytic converter operation and longevity

Installation Notes and Tips

  • Ensure vehicle compatibility with Honda Civic models before installation
  • Use appropriate tools for threaded mounting to avoid sensor damage
  • Verify connector type matches the vehicle’s wiring harness (radiused polygon, female)
  • Handle sensor wiring carefully to prevent damage to the 20-gauge wire
  • Follow manufacturer torque specifications for secure mounting

Quality Assurance and Warranty

Walker Products Aftermarket oxygen sensors are manufactured to meet industry standards for emission control components. While specific warranty details for part number 350-31008 are not provided here, Walker typically offers coverage against defects in materials and workmanship. It is recommended to consult the product packaging or official Walker documentation for exact warranty terms.

BrandWalker
Part Number350-31008
PositionWalker Products Aftermarket, Upstream
Connector GenderFemale
Connector ShapeRadiused Polygon
Mounting TypeThreaded
Overall Length25.91
Sensor TypeNon Heated
Thread Diameter18.0
Universal Or Specific FitSpecific
Wire Gauge Measurement20
Wire Quantity1
Wiring Harness Length22.36

This part fits 12 vehicles. Search below:

YearMakeModelLitersCylindersFuel TypePositionNotes
1987HondaCivicGASUpstreamBank 1 Sensor 1 needs an upstream oxygen sensor.; Walker Products Aftermarket
1987HondaCivic1.5LL4GASUpstreamBank 1 Sensor 1 needs an upstream oxygen sensor.; Walker Products Aftermarket
1987HondaCivicGASUpstreamFront oxygen sensor compatible with various vehicle models.; Walker Products Aftermarket
1987HondaCivic1.5LL4GASUpstreamFront oxygen sensor compatible with various vehicle models.; Walker Products Aftermarket
1986HondaCivicGASUpstreamBank 1 Sensor 1 needs an upstream oxygen sensor.; Walker Products Aftermarket
1986HondaCivic1.5LL4GASUpstreamBank 1 Sensor 1 needs an upstream oxygen sensor.; Walker Products Aftermarket
1986HondaCivicGASUpstreamFront oxygen sensor compatible with various vehicle models.; Walker Products Aftermarket
1986HondaCivic1.5LL4GASUpstreamFront oxygen sensor compatible with various vehicle models.; Walker Products Aftermarket
1985HondaCivic1.5LL4GASUpstreamBank 1 Sensor 1 needs an upstream oxygen sensor.; Walker Products Aftermarket
1985HondaCivic1.5LL4GASUpstreamFront oxygen sensor compatible with various vehicle models.; Walker Products Aftermarket
1984HondaCivic1.5LL4GASUpstreamBank 1 Sensor 1 needs an upstream oxygen sensor.; Walker Products Aftermarket
1984HondaCivic1.5LL4GASUpstreamFront 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.

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

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