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Walker 350-34957 Oxygen Sensor - DownstreamOE Quality 60-Day Returns
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Part #: 350-34957

Walker 350-34957 Oxygen Sensor - Downstream

OE Replacement, Downstream
⚙️ 30 vehicles fit this part
🔍
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$155.82Free Shipping
🚚Free ShippingNo Cost to Continental U.S.
🔄Free Returns*Wrong fit? No cost
🛡️60-Day ReturnsMoney back guarantee
*Free return shipping only qualifies if our fitment verification tool is used.
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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, Downstream
🚗Fitment: Audi and Volkswagen, A1, A3, Golf, Nivus, Q3, Taos, and Tiguan
🔄Easy Returns — Return within 60 days for a full refund
🚚Fast Shipping — Most orders ship same business day before 1pm CST
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Walker 350-34957 Oxygen Sensor - Downstream
BrandWalker
Part Number350-34957
PositionOE Replacement, Downstream
HeatedYes
Wiring Harness Length825.00
Sensor TypeNarrow-band
Terminal TypeBlade
Universal Or Specific FitSpecific
Wire Quantity4
Grade TypeStandard replacement
Connector ShapeD
Terminal Quantity4
Connector GenderFemale
Terminal GenderMale
Wrench Size22
Thread SizeM18 - 1.5
Overall Length850.00
Mounting TypeScrew

This part fits 30 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2025AudiQ32.0LL4DownstreamOE Replacement
2024AudiQ32.0LL4DownstreamOE Replacement
2024VolkswagenNivus1.0LL3DownstreamOE Replacement
2024VolkswagenTaos1.4LL4DownstreamOE Replacement
2024VolkswagenTiguan1.4LL4DownstreamOE Replacement
2023AudiQ32.0LL4DownstreamB1S2; OE Replacement
2023VolkswagenNivus1.0LL3DownstreamOE Replacement
2023VolkswagenTiguan1.4LL4DownstreamOE Replacement
2022AudiQ32.0LL4DownstreamB1S2; OE Replacement
2022VolkswagenTaos1.4LL4DownstreamOE Replacement
2022VolkswagenTiguan1.4LL4DownstreamOE Replacement
2021AudiQ32.0LL4DownstreamOE Replacement
2021VolkswagenTaos1.4LL4DownstreamOE Replacement
2021VolkswagenTiguan1.4LL4DownstreamOE Replacement
2020AudiA31.4LL4DownstreamOE Replacement
2020AudiQ32.0LL4DownstreamOE Replacement
2020VolkswagenTiguan1.4LL4DownstreamOE Replacement
2019AudiA31.4LL4DownstreamOE Replacement
2019AudiQ32.0LL4DownstreamOE Replacement
2019VolkswagenTiguan1.4LL4DownstreamOE Replacement
2018AudiA11.4LL4DownstreamOE Replacement
2018AudiA31.4LL4DownstreamOE Replacement
2018VolkswagenGolf1.4LL4DownstreamOE Replacement
2018VolkswagenTiguan1.4LL4DownstreamOE Replacement
2017AudiA11.4LL4DownstreamOE Replacement
2017AudiA31.4LL4DownstreamOE Replacement
2017VolkswagenGolf1.4LL4DownstreamOE Replacement
2016AudiA31.4LL4DownstreamOE Replacement
2016VolkswagenGolf1.4LL4DownstreamOE Replacement
2015VolkswagenGolf1.4LL4DownstreamOE Replacement

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

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