--- product_id: 145469489 title: "4X Oxygen Sensor 1 & 2 for Mazda 6 2003 2004 2005 3.0L Upstream + Downstream" brand: "sangyue" price: "€ 138.95" currency: EUR in_stock: true reviews_count: 4 url: https://www.desertcart.pt/products/145469489-4x-oxygen-sensor-1-and-2-for-mazda-6-2003 store_origin: PT region: Portugal --- # Complete 4-sensor set (2 Upstream + 2 Downstream) Precision ±1%-5% accuracy Flange mount for secure fit 4X Oxygen Sensor 1 & 2 for Mazda 6 2003 2004 2005 3.0L Upstream + Downstream **Brand:** sangyue **Price:** € 138.95 **Availability:** ✅ In Stock ## Summary > 🚗 Upgrade your ride’s breathability—breathe new life into your Mazda 6! ## Quick Answers - **What is this?** 4X Oxygen Sensor 1 & 2 for Mazda 6 2003 2004 2005 3.0L Upstream + Downstream by sangyue - **How much does it cost?** € 138.95 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.pt](https://www.desertcart.pt/products/145469489-4x-oxygen-sensor-1-and-2-for-mazda-6-2003) ## Best For - sangyue enthusiasts ## Why This Product - Trusted sangyue brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Durable Build Quality:** Crafted from aluminum and stainless steel for long-lasting performance under harsh conditions. - • **Seamless Compatibility:** Specifically designed for Mazda 6 (2003-2005) 3.0L engines—check your vehicle fit before purchase. - • **Full Coverage Sensor Kit:** Includes 4 sensors (2 upstream + 2 downstream) for comprehensive engine diagnostics. - • **Confidence-Backed Guarantee:** One year unlimited mileage warranty for worry-free installation and use. - • **Precision Engine Monitoring:** Ensure optimal fuel efficiency and emissions control with ±1%-5% measurement accuracy. ## Overview This 4-piece oxygen sensor set by Sangyue is engineered for Mazda 6 models (2003-2005) with 3.0L engines, featuring precise ±1%-5% accuracy and durable aluminum/stainless steel construction. The kit includes 2 upstream and 2 downstream sensors with flange mounts for secure installation, backed by a one-year unlimited mileage warranty to keep your engine running efficiently and cleanly. ## Description 4X Oxygen Sensor 1 & 2 for Mazda 6 2003 2004 2005 3.0L Upstream + Downstream ## Features - One Year Unlimited Mileage Quality Guarantee - Fit 2003-2005 Mazda 6 3.0L; - Installation: 2pcs Upstream + 2pcs Downstream - Before buying, check the “Select Your Vehicle” check (Make, model, year, engine, Note,The engine and Note in particular) at the top of the link to see if your car can be used. ## Technical Specifications | Specification | Value | |---------------|-------| | Brand | Sangyue | | Item dimensions L x W x H | 5.91 x 4.33 x 4.33 inches | | Material | Aluminum, Stainless Steel | | Item Weight | 0.6 Kilograms | | Measurement Accuracy | [±1%-±5%] | | Mounting Type | Flange Mount | | Output Type | electrical signal | | Specific Uses For Product | Oxygen Sensor | | UPC | 619317148055 | | Manufacturer | Zebra-autoparts | | Style | Modern | | Item Weight | 1.31 pounds | | Product Dimensions | 5.91 x 4.33 x 4.33 inches | | Item model number | 619317148055 | | Is Discontinued By Manufacturer | No | | Manufacturer Part Number | zebra20049 | ## Product Details - **Brand:** Sangyue - **Item dimensions L x W x H:** 5.91 x 4.33 x 4.33 inches - **Material:** Aluminum, Stainless Steel - **Item Weight:** 0.6 Kilograms - **Measurement Accuracy:** [±1%-±5%] ## Images ![4X Oxygen Sensor 1 & 2 for Mazda 6 2003 2004 2005 3.0L Upstream + Downstream - Image 1](https://m.media-amazon.com/images/I/71EFWcT6ydL.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ Perfect *by P***J on February 9, 2024* 06 Mazda6 , perfect install, no issues , have had issues in past with cheap sensors, engine codes gone and running better than ever ### ⭐⭐⭐⭐⭐ 4 for the price of one *by J***4 on August 25, 2021* I saved a boat load of money buying this product. I got all 4 02 Sensors my vehicle needed for the price of one sensor from any local parts dealers. Top quality Products. ### ⭐⭐⭐ Still throwing codes *by D***R on March 25, 2025* They fit my 2004 mazda six 3.0 liter. However, its still throwing codes. this time specifically saying the O2 sensors need to be replaced. ## Frequently Bought Together - 4X Oxygen Sensor 1 & 2 for Mazda 6 2003 2004 2005 3.0L Upstream + Downstream - FEL-PRO VS 50706 R Valve Cover Gasket Set - Royal Exhaust Catalytic Converter Compatible with 2003, 2004, 2005 Mazda 6 3.0L Rear Side - Direct Fit Replacement Catalytic Convertor – Made in Canada --- ## 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.pt/products/145469489-4x-oxygen-sensor-1-and-2-for-mazda-6-2003](https://www.desertcart.pt/products/145469489-4x-oxygen-sensor-1-and-2-for-mazda-6-2003) --- *Product available on Desertcart Portugal* *Store origin: PT* *Last updated: 2026-04-23*