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🚗 Tune In, Stand Out: Drive smarter with precision oxygen sensing!
The Walker Products 350-34039 Oxygen Sensor is a heated narrow-band, 4-wire direct fit sensor engineered for exact OEM replacement. Featuring a platinum electrode layer and protective coating, it delivers precise air-fuel ratio monitoring to enhance combustion efficiency, improve fuel economy, and reduce emissions. Made in the USA and rigorously tested, it ensures reliable performance and durability for your vehicle’s engine management system.












| ASIN | B01IAFTUDO |
| Best Sellers Rank | #238,710 in Automotive ( See Top 100 in Automotive ) #872 in Automotive Replacement Oxygen Sensors |
| Brand | Walker Products |
| Brand Name | Walker Products |
| Customer Reviews | 4.3 out of 5 stars 593 Reviews |
| Global Trade Identification Number | 00724620088636 |
| Included Components | One (1) Walker Products 350-34039 Oxygen Sensor |
| Item Dimensions | 2.2 x 2 x 5.9 inches |
| Item Highlight | Replaces 234-4274 234-4546 234-4547 234-4553 234-4559 234-4586 234-4770 234-4943 CTK-OSCH4001. OE-grade O2 sensor. |
| Item Type Name | Oxygen Sensor |
| Item Weight | 3.84 ounces |
| Item dimensions L x W x H | 2.2 x 2 x 5.9 inches |
| Manufacturer | Walker Products |
| Material | Ceramic, Metal |
| Material Type | Ceramic, Metal |
| Model | 350-34039 |
| Mounting Type | Flange Mount |
| Number of Items | 1 |
| Number of Packs | 1 |
| Output Type | Electrical Signal |
| Part Number | 350-34039 |
| Specific Uses For Product | Oxygen Sensor |
| Style | Heated Narrow-Band Oxygen Sensor (Standard Replacement) |
| Style Name | Heated Narrow-Band Oxygen Sensor (Standard Replacement) |
| UPC | 724620088636 |
| Unit Count | 1 Count |
| Warranty Description | 90 Day Warranty |
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