--- product_id: 51500209 title: "Walker Products 350-34581 Oxygen Sensor 4-W Direct Fit Narrow-Band" brand: "walker products" price: "$65.12" currency: USD in_stock: true category: "Walker Products" url: https://www.desertcart.us/products/51500209-walker-products-350-34581-oxygen-sensor-4-w-direct-fit store_origin: US region: United States of America --- # High-temperature sleeving Laser welded body & shield Dual lower shield design Walker Products 350-34581 Oxygen Sensor 4-W Direct Fit Narrow-Band **Brand:** walker products **Price:** $65.12 **Availability:** ✅ In Stock ## Summary > 🛠️ Upgrade your ride with the sensor pros trust—performance that speaks volumes! ## Quick Answers - **What is this?** Walker Products 350-34581 Oxygen Sensor 4-W Direct Fit Narrow-Band by walker products - **How much does it cost?** $65.12 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/51500209-walker-products-350-34581-oxygen-sensor-4-w-direct-fit) ## Best For - walker products enthusiasts ## Why This Product - Trusted walker products brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Built to Endure:** Dual shield and plasma coating deliver unmatched corrosion and heat resistance - • **Seamless Fit & Function:** 100% OE replacement engineered and tested in the USA for perfect compatibility - • **Complete Repair Solution:** Includes O2 bungs and kits to fix damaged threads—no compromises on installation - • **Precision Ceramic Element:** Ensures ±1% measurement accuracy for optimal engine performance - • **Technician-Approved Reliability:** Industry-trusted by pros nationwide for consistent, long-lasting performance ## Overview Walker Products 350-34581 Oxygen Sensor is a premium OE replacement featuring a dual lower shield design, ceramic sensing element, laser-welded body, and high-temp sleeving. Engineered and 100% tested in the USA, it offers ±1% accuracy and corrosion resistance, ensuring reliable, long-lasting performance across a wide range of North American vehicles. Approved by professional technicians nationwide, it’s the go-to sensor for seamless installation and optimal engine efficiency. ## Description Introducing the cutting-edge oxygen sensor from Walker Products - the most intelligent and comprehensive Oxygen (O2) Sensor program in the industry. Our oxygen sensors are designed to fit all makes, models, and customers, providing reliable and optimal performance for your vehicle. Featuring a dual lower shield design, ceramic element, laser-welded body and shield, high-temperature sleeving, and plasma-sprayed protective coating, our oxygen sensors are built to last. Additionally, our O2 Bungs and Kits are available for repairing damaged or seized threads, providing a complete solution to all your vehicle needs. Our oxygen sensors are engineered, assembled, and 100% performance tested in the USA, ensuring exact fit, form, and function. They are also corrosion-resistant and easy to install, making them the ideal choice for any vehicle. With industry-proven performance approved by professional technicians nationwide, our oxygen sensor offers the highest coverage of all North American vehicle applications, including wideband and air fuel ratio applications. So, why settle for anything less? Choose the oxygen sensor with industry-proven performance that is approved by professional technicians nationwide and experience the best possible performance for your vehicle. Choose Walker Products. ## Features - 100% OE Replacement - Dual lower shield design, ceramic element - Laser welded body and shield - Plasma sprayed protective coating, and High Temperature Sleeving - Industry proven performance - approved by professional technicians nationwide ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B01IAFU1UU | | Best Sellers Rank | #523,603 in Automotive ( See Top 100 in Automotive ) #2,489 in Automotive Replacement Oxygen Sensors | | Brand Name | Walker Products | | Customer Reviews | 4.2 4.2 out of 5 stars (256) | | Global Trade Identification Number | 00724620093937 | | Included Components | Oxygen Sensor | | Item Dimensions | 5.75 x 1.85 x 2.13 inches | | Item Type Name | Oxygen Sensor | | Item Weight | 3.36 ounces | | Manufacturer | Walker Products | | Material Type | Ceramic | | Measurement Accuracy | ±1% | | Model | Walker 350-34581 | | Mounting Type | Flange Mount | | Number of Items | 1 | | Output Type | electrical signal | | Part Number | 350-34581 | | Specific Uses For Product | Oxygen Sensor | | Style Name | O2 Sensor | | UPC | 724620093937 | | Unit Count | 1 Count | | Warranty Description | Warranty | ## Product Details - **Brand:** Walker Products - **Item Weight:** 3.36 ounces - **Item dimensions L x W x H:** 5.75 x 1.85 x 2.13 inches - **Material:** Ceramic - **Style:** O2 Sensor ## Images ![Walker Products 350-34581 Oxygen Sensor 4-W Direct Fit Narrow-Band - Image 1](https://m.media-amazon.com/images/I/61OL4dj1BjL.jpg) --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.us/products/51500209-walker-products-350-34581-oxygen-sensor-4-w-direct-fit](https://www.desertcart.us/products/51500209-walker-products-350-34581-oxygen-sensor-4-w-direct-fit) --- *Product available on Desertcart United States of America* *Store origin: US* *Last updated: 2026-08-26*