--- product_id: 456934010 title: "Downstream Heated O2 Sensor for Hyundai Sonata 2011 234-4448" brand: "qijiauto" price: "29591CFA" currency: XOF in_stock: true category: "Qijiauto" url: https://www.desertcart.sn/products/456934010-downstream-heated-o2-sensor-for-hyundai-sonata-2011-234-4448 store_origin: SN region: Senegal --- # Plug-and-play factory-style connector for easy install Dual-layer zirconia ceramic sensor for extreme durability Precision fit for Hyundai Sonata 2011 & Kia Optima 2011-2014 Downstream Heated O2 Sensor for Hyundai Sonata 2011 234-4448 **Brand:** qijiauto **Price:** 29591CFA **Availability:** ✅ In Stock ## Summary > 🚗 Upgrade your drive with precision sensing—because your Sonata deserves the best! ## Quick Answers - **What is this?** Downstream Heated O2 Sensor for Hyundai Sonata 2011 234-4448 by qijiauto - **How much does it cost?** 29591CFA with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.sn](https://www.desertcart.sn/products/456934010-downstream-heated-o2-sensor-for-hyundai-sonata-2011-234-4448) ## Best For - qijiauto enthusiasts ## Why This Product - Trusted qijiauto brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Tailored for Your Ride:** Engineered to match exact OEM specs for Hyundai Sonata 2011 and Kia Optima 2011-2014, ensuring seamless compatibility and peak performance. - • **Built to Brave the Heat:** Premium dual-layer zirconia ceramic sensing element in a double laser-welded stainless steel body resists corrosion and thermal cycling for long-lasting reliability. - • **Effortless Installation:** True direct-fit replacement with pre-coated threads and factory-style connector means no mechanic needed—swap it in and get back on the road faster. - • **Fuel Efficiency Revived:** Delivers precise air-to-fuel ratio data to your ECU, restoring smooth idle, better mileage, and responsive acceleration—because every drop of fuel counts. - • **Smart Fitment Assurance:** Use the 'desertcart Confirmed Fit' tool and verify your VIN and OEM part number to avoid guesswork and ensure perfect sensor placement. ## Overview The QIJIAUTO Downstream Heated O2 Sensor 234-4448 is a premium aftermarket replacement designed specifically for Hyundai Sonata 2011 and Kia Optima 2011-2014. Featuring a durable dual-layer zirconia ceramic sensor housed in a corrosion-resistant stainless steel body, it delivers accurate air-to-fuel ratio data to optimize engine performance and fuel efficiency. With a plug-and-play factory-style connector and pre-coated threads, installation is straightforward, making it an ideal choice for restoring your vehicle’s smooth idle and responsive acceleration. ## Description Buy QIJIAUTO Downstream Heated O2 Sensor for Hyundai Sonata 2011 234-4448 | Direct Replacement Fitment | Dual Position Use | Premium Ceramic Sensor | Standard OE Connector | Anti Seize Coated: Oxygen - desertcart.com ✓ FREE DELIVERY possible on eligible purchases ## Features - Vehicle Fitment - Precisely engineered for Hyundai Sonata 2011,for Kia Optima 2011-2014. This O2 sensor is designed to match your vehicle's original connector and thread configuration. Critically, verify your engine code (VIN 8th digit) and production date before ordering. - Addresses Common Fuel Inefficiencies - Experiencing fuel mixture imbalances, reduced mileage, or hesitant acceleration? This oxygen sensor delivers stable, precise air-to-combustion ratio data to the ECU, helping restore smooth idle performance and optimal daily driving economy. A properly functioning lambda sensor assists in maintaining the factory fuel trim. - Robust, Enduring Construction - Built with a premium dual-layer zirconia ceramic sensing element housed in a double laser-welded stainless steel body. This O2 sensor design withstands extreme under-hood thermal cycling, resists corrosion, and ensures consistent signal output for reliable, long-term engine system operation. - Straightforward, Factory-Style Installation - Engineered as a true direct-fit replacement with an exact-match factory connector, pre-coated threads, and a plug-and-play design. This oxygen sensor facilitates a straightforward swap, minimizing installation complexity and supporting smooth, consistent engine performance. - Important Fitment Notes - To ensure a correct fit, cross-reference the OEM part number on your original sensor and its position (Upstream/Front vs. Downstream/Rear) with our product images. Use the "desertcart Confirmed Fit" tool—if a blue "i" appears, hover over it for critical notes. Disclaimer: This is an aftermarket replacement part, not made by the vehicle manufacturer. Any mention of vehicle brands, models, or part numbers is for compatibility identification only. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B09WHRKVRP | | Best Sellers Rank | #570,784 in Automotive ( See Top 100 in Automotive ) #2,894 in Automotive Replacement Oxygen Sensors | | Brand | QIJIAUTO | | Brand Name | QIJIAUTO | | Customer Reviews | 4.0 out of 5 stars 74 Reviews | | Item Dimensions | 5.71 x 2.56 x 1.77 inches | | Item dimensions L x W x H | 5.71 x 2.56 x 1.77 inches | | Manufacturer | QIJIAUTO | | Material | Metal | | Material Type | Metal | | Measuring Range | 0-20% or 1-10V | | Model | 234-4448 | | Mounting Type | Flange Mount | | Output Type | Analog voltage signal | | Part Number | 115900-5434-1459536161 | | Specific Uses For Product | Oxygen Sensor | | Style | 234-4448 | | Style Name | 234-4448 | ## Product Details - **Brand:** QIJIAUTO - **Item dimensions L x W x H:** 5.71 x 2.56 x 1.77 inches - **Material:** Metal - **Style:** 234-4448 - **Measuring Range:** 0-20% or 1-10V ## Images ![Downstream Heated O2 Sensor for Hyundai Sonata 2011 234-4448 - Image 1](https://m.media-amazon.com/images/I/51Bwp+cBxTL.jpg) ![Downstream Heated O2 Sensor for Hyundai Sonata 2011 234-4448 - Image 2](https://m.media-amazon.com/images/I/61Aiaf1kfEL.jpg) ![Downstream Heated O2 Sensor for Hyundai Sonata 2011 234-4448 - Image 3](https://m.media-amazon.com/images/I/61mgGiol9AL.jpg) ![Downstream Heated O2 Sensor for Hyundai Sonata 2011 234-4448 - Image 4](https://m.media-amazon.com/images/I/71WWZt0DT2L.jpg) ![Downstream Heated O2 Sensor for Hyundai Sonata 2011 234-4448 - Image 5](https://m.media-amazon.com/images/I/61+2OMVF08L.jpg) ## Frequently Bought Together - QIJIAUTO O2 Oxygen Sensor Downstream 234-4448 Compatible with for Hyundai Sonata 2011 for Kia Optima 2011-2014 - A-Premium O2 Oxygen Sensor Compatible with Audi A4, A6, A7 Quattro, Q5, Q7, S4, S5 & Hyundai Elantra, Sonata & Kia Forte, Optima & Dodge & Fiat, Upstream --- ## 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.sn/products/456934010-downstream-heated-o2-sensor-for-hyundai-sonata-2011-234-4448](https://www.desertcart.sn/products/456934010-downstream-heated-o2-sensor-for-hyundai-sonata-2011-234-4448) --- *Product available on Desertcart Senegal* *Store origin: SN* *Last updated: 2026-07-17*