HomeEmission Control > SensorsWalker 350-34601 Oxygen Sensor
Part #: 350-34601

Walker 350-34601 Oxygen Sensor

Walker Products Aftermarket, Downstream
40 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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OE Direct Replacement — Bolt-on fit, no modifications needed
Walker Products Aftermarket, Downstream
Fitment: Volkswagen and Audi, Jetta, TT Quattro, Phaeton, Passat, and Golf
Easy Returns — Return within 60 days for a full refund
Fast Shipping — Most orders ship same business day before 1pm CST

Overview of Walker 350-34601 Oxygen Sensor

The Walker 350-34601 oxygen sensor is designed specifically for select Audi and Volkswagen models, including the Golf, Jetta, Passat, Phaeton, and TT Quattro. This heated oxygen sensor ensures accurate emissions control and optimal engine performance by providing precise air-fuel mixture data.

  • Heated sensor type for faster response times
  • Specific fit for Audi and Volkswagen vehicles
  • 34.96-inch wiring harness length for flexible installation
  • 22 gauge wire measurement with 4 wires for reliable signal transmission
  • Radiused polygon male connector for secure connection
  • 18.0 mm threaded mounting for direct replacement
  • Overall length of 38.5 inches to accommodate factory specifications

Walker Products Aftermarket Line Details

This oxygen sensor is part of the Walker Products Aftermarket line, which focuses on providing direct-fit replacement parts that meet or exceed OEM standards. The line emphasizes compatibility and durability, ensuring that the 350-34601 sensor integrates seamlessly with the vehicle’s emission control system for consistent performance.

Product Description and Attributes

The Walker 350-34601 oxygen sensor features a heated sensor element that allows it to reach operating temperature quickly, improving fuel efficiency and reducing emissions. Its 4-wire design includes a dedicated heater circuit and signal wires, enhancing sensor accuracy and longevity. The radiused polygon male connector ensures a secure and precise fit, minimizing the risk of connection issues. With an 18.0 mm threaded mounting type, this sensor installs easily into the exhaust system of compatible Audi and Volkswagen models. The wiring harness length of nearly 35 inches and overall length of 38.5 inches provide ample reach for straightforward installation without modification.

Compatible Vehicles and Common Applications

  • Compatible with Audi Golf, Jetta, Passat, Phaeton, and TT Quattro models
  • Used to monitor oxygen levels in the exhaust gases for emission control
  • Helps maintain optimal air-fuel ratio for engine efficiency
  • Addresses issues such as poor fuel economy, rough idling, and failed emissions tests
  • Replaces faulty or worn oxygen sensors to restore proper engine management

Installation Notes and Tips

  • Ensure vehicle compatibility with the Walker 350-34601 part number before installation
  • Disconnect the battery before sensor replacement to avoid electrical shorts
  • Use appropriate tools to remove the threaded sensor without damaging the exhaust manifold
  • Verify connector type matches the vehicle’s wiring harness for a secure fit
  • Check for exhaust leaks after installation to ensure sensor accuracy

Quality Assurance and Warranty

Walker Products Aftermarket parts are manufactured to meet stringent quality standards, ensuring reliable performance and durability. The 350-34601 oxygen sensor undergoes rigorous testing to comply with emission control requirements. Warranty coverage details should be confirmed with the distributor or retailer, as they may vary by region.

BrandWalker
Part Number350-34601
PositionWalker Products Aftermarket, Downstream
Connector GenderMale
Connector ShapeRadiused Polygon
Mounting TypeThreaded
Overall Length38.5
Sensor TypeHeated
Thread Diameter18.0
Universal Or Specific FitSpecific
Wire Gauge Measurement22
Wire Quantity4
Wiring Harness Length34.96

This part fits 40 vehicles. Search below:

YearMakeModelSubmodelLitersCylindersFuel TypePositionNotes
2010VolkswagenJetta1.8LL4GASDownstreamEngine; AWP / >>9m-8-675-449; B1S2; Motor AWP / >> 9m-8-675-449; Downstream; Walker Products Aftermarket
2010VolkswagenJetta1.8LL4GASDownstreamEngine; AWP / >>9m-8-675-449; Motor AWP / >> 9m-8-675-449; Downstream; B1S2; Walker Products Aftermarket
2010VolkswagenJetta1.8LL4GASDownstreamEngine; AWP / >>9m-8-675-449; B1S2; Downstream; Walker Products Aftermarket
2006AudiTT Quattro3.2LV6GASDownstream LeftDownstream left oxygen sensor required.; Walker Products Aftermarket
2006VolkswagenPhaeton6.0LW12GASDownstream RightCyl 4-6; Cil 4-6; Downstream; Right; Walker Products Aftermarket
2006VolkswagenPhaeton6.0LW12GASDownstream LeftCyl 1-3; Cil 1-3; Downstream; Left; Walker Products Aftermarket
2006VolkswagenPhaeton4.2LV8GASDownstream LeftDownstream left oxygen sensor required.; Walker Products Aftermarket
2006VolkswagenPhaeton6.0LW12GASDownstream RightCylinders 4-6 Downstream Right Oxygen Sensor; Walker Products Aftermarket
2006VolkswagenPhaeton6.0LW12GASDownstream LeftCyl 1-3; Downstream; Left; Walker Products Aftermarket
2005AudiTT Quattro3.2LV6GASDownstream LeftDownstream left oxygen sensor required.; Walker Products Aftermarket
2005VolkswagenJetta1.8LL4GASDownstreamFits downstream bank 1 sensor 2 on specific vehicle models.; Walker Products Aftermarket
2005VolkswagenPhaeton6.0LW12GASDownstreamCyl 10-12; Cil 10-12; Downstream; Walker Products Aftermarket
2005VolkswagenPhaeton6.0LW12GASDownstreamDownstream oxygen sensor for cylinders 1-3.; Walker Products Aftermarket
2005VolkswagenPhaeton4.2LV8GASDownstream LeftDownstream left oxygen sensor required.; Walker Products Aftermarket
2005VolkswagenPhaeton6.0LW12GASDownstreamCyl 10-12; Downstream; Walker Products Aftermarket
2005VolkswagenPhaeton6.0LW12GASDownstreamCylinder 1-3 Downstream Oxygen Sensor; Walker Products Aftermarket
2004AudiTT Quattro3.2LV6GASDownstream LeftDownstream left oxygen sensor required.; Walker Products Aftermarket
2004VolkswagenJetta1.8LL4GASDownstreamFits downstream bank 1 sensor 2 on specific vehicle models.; Walker Products Aftermarket
2004VolkswagenPassat4.0LW8GASDownstream RearRear downstream oxygen sensor must be installed in correct position.; Walker Products Aftermarket
2004VolkswagenPassat4.0LW8GASDownstream FrontDownstream front oxygen sensor required.; Walker Products Aftermarket
2004VolkswagenPhaeton6.0LW12GASDownstreamDownstream oxygen sensor for cylinders 1-3.; Walker Products Aftermarket
2004VolkswagenPhaeton6.0LW12GASDownstreamCyl 10-12; Cil 10-12; Downstream; Walker Products Aftermarket
2004VolkswagenPhaeton4.2LV8GASDownstream LeftDownstream left oxygen sensor required.; Walker Products Aftermarket
2004VolkswagenPhaeton6.0LW12GASDownstreamCylinder 1-3 Downstream Oxygen Sensor; Walker Products Aftermarket
2004VolkswagenPhaeton6.0LW12GASDownstreamCyl 10-12; Downstream; Walker Products Aftermarket
2003VolkswagenJetta1.8LL4GASDownstreamFits downstream bank 1 sensor 2 on specific vehicle models.; Walker Products Aftermarket
2003VolkswagenPassat4.0LW8GASDownstream RearRear downstream oxygen sensor must be installed in correct position.; Walker Products Aftermarket
2003VolkswagenPassat4.0LW8GASDownstream FrontDownstream front oxygen sensor required.; Walker Products Aftermarket
2002VolkswagenJetta2.8LV6GASDownstreamDownstream oxygen sensor for vehicle installation.; Walker Products Aftermarket
2002VolkswagenJetta1.8LL4GASDownstreamFits downstream bank 1 sensor 2 on specific vehicle models.; Walker Products Aftermarket
2002VolkswagenPassat4.0LW8GASDownstream RearRear downstream oxygen sensor must be installed in correct position.; Walker Products Aftermarket
2002VolkswagenPassat4.0LW8GASDownstream FrontDownstream front oxygen sensor required.; Walker Products Aftermarket
2001VolkswagenJetta2.8LV6GASDownstreamDownstream oxygen sensor for vehicle installation.; Walker Products Aftermarket
2001VolkswagenJetta1.8LL4GASDownstreamFits downstream bank 1 sensor 2 on specific vehicle models.; Walker Products Aftermarket
2000VolkswagenJetta2.8LV6GASDownstreamDownstream oxygen sensor for vehicle installation.; Walker Products Aftermarket
1999VolkswagenGolf2.0LL4GASUpstreamTo Chassis # 1J-X-697 002; B1S1; Para Chasis 1J-X-697 002; Upstream; Walker Products Aftermarket
1999VolkswagenGolf2.0LL4GASUpstreamTo Chassis # 1J-X-697 002; Para Chasis 1J-X-697 002; Upstream; B1S1; Walker Products Aftermarket
1999VolkswagenGolf2.0LL4GASUpstreamTo Chassis # 1J-X-697 002; B1S1; Upstream; Walker Products Aftermarket
1999VolkswagenJettaGLX2.8LV6GASDownstreamDownstream oxygen sensor for vehicle installation.; Walker Products Aftermarket
1999VolkswagenJettaGLS2.8LV6GASDownstreamDownstream oxygen sensor for vehicle installation.; 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.