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Walker 350-64143 Oxygen SensorOE Quality 60-Day Returns
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Part #: 350-64143

Walker 350-64143 Oxygen Sensor

OE Replacement, Upstream, Upstream Right, Upstream Rear, and Upstream Front
⚙️ 44 vehicles fit this part
🔍
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$136.86Free 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, Upstream, Upstream Right, Upstream Rear, and Upstream Front
🚗Fitment: INFINITI and Nissan, Altima, Armada, Maxima, Murano, Pathfinder, QX50, QX55, QX60, QX80, TITAN, and TITAN XD
🔄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 350-64143 Oxygen Sensor
BrandWalker
Part Number350-64143
PositionOE Replacement, Upstream, Upstream Right, Upstream Rear, and Upstream Front
HeatedYes
Wiring Harness Length425
Sensor TypeWide-band
Terminal TypeBlade
Universal Or Specific FitSpecific
Wire Quantity4
Connector ShapeRectangular
Terminal GenderMale
Wrench Size22
Thread SizeM18 - 1.5
Overall Length425
Mounting TypeThreaded

This part fits 44 vehicles. Search below:

YearMakeModelLitersCylindersFuel TypePositionNotes
2025NissanAltima2.5LL4UpstreamOE Replacement
2025NissanPathfinder3.5LV6Upstream RearOE Replacement
2024INFINITIQX603.5LV6Upstream RearOE Replacement
2024INFINITIQX805.6LV8Upstream RightOE Replacement
2024NissanAltima2.5LL4UpstreamOE Replacement
2024NissanArmada5.6LV8Upstream RightOE Replacement
2024NissanMurano3.5LV6Upstream RearOE Replacement
2024NissanPathfinder3.5LV6Upstream RearOE Replacement
2024NissanTITAN5.6LV8Upstream RightOE Replacement
2024NissanTITAN XD5.6LV8Upstream RightOE Replacement
2023INFINITIQX603.5LV6Upstream RightOE Replacement
2023INFINITIQX805.6LV8Upstream RightOE Replacement
2023NissanAltima2.5LL4UpstreamOE Replacement
2023NissanArmada5.6LV8Upstream RightOE Replacement
2023NissanMaxima3.5LV6Upstream RightOE Replacement
2023NissanMurano3.5LV6Upstream RightOE Replacement
2023NissanPathfinder3.5LV6Upstream RightOE Replacement
2023NissanTITAN5.6LV8Upstream RightOE Replacement
2023NissanTITAN XD5.6LV8Upstream RightOE Replacement
2022INFINITIQX502.0LL4UpstreamB1S1; OE Replacement
2022INFINITIQX552.0LL4UpstreamB1S1; OE Replacement
2022INFINITIQX603.5LV6Upstream RightOE Replacement
2022INFINITIQX805.6LV8Upstream RightOE Replacement
2022NissanAltima2.5LL4UpstreamOE Replacement
2022NissanArmada5.6LV8Upstream RightOE Replacement
2022NissanMaxima3.5LV6Upstream RightOE Replacement
2022NissanMurano3.5LV6Upstream RightOE Replacement
2022NissanPathfinder3.5LV6Upstream RightOE Replacement
2022NissanTITAN5.6LV8Upstream RightOE Replacement
2022NissanTITAN XD5.6LV8Upstream RightOE Replacement
2021INFINITIQX502.0LL4UpstreamB1S1; OE Replacement
2021NissanAltima2.5LL4GASUpstreamB1S1; OE Replacement
2021NissanMaxima3.5LV6Upstream FrontOE Replacement
2021NissanMurano3.5LV6Upstream RightOE Replacement
2021NissanTITAN5.6LV8Upstream RightOE Replacement
2021NissanTITAN XD5.6LV8Upstream RightOE Replacement
2020INFINITIQX502.0LL4UpstreamB1S1; OE Replacement
2020NissanAltima2.5LL4GASUpstreamB1S1; OE Replacement
2020NissanMurano3.5LV6Upstream RightOE Replacement
2020NissanPathfinder3.5LV6Upstream RearOE Replacement
2020NissanTITAN5.6LV8Upstream RightOE Replacement
2020NissanTITAN XD5.6LV8Upstream RightOE Replacement
2019INFINITIQX502.0LL4UpstreamB1S1; OE Replacement
2019NissanAltima2.5LL4GASUpstreamB1S1; OE Replacement

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

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