{"product_id":"a-premium-downstream-o2-oxygen-sensor-for-hyundai-kia-heated-4-wire-680mm-cable","title":"A-Premium Downstream O2 Oxygen Sensor for Hyundai \u0026 Kia — Heated 4‑Wire, 680mm Cable","description":"\u003cp\u003e\u003cstrong\u003eThe A-Premium downstream O2 oxygen sensor is a direct-fit heated replacement designed to restore accurate exhaust oxygen readings for select Hyundai and Kia models.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis downstream (post-catalytic) oxygen sensor from A-Premium is built to match OE fitment and electrical connections for many Hyundai and Kia vehicles, including multiple Sonata, Santa Fe, Tucson, Genesis G70, Sorento, Sportage, Stinger, Palisade and Telluride applications. It uses a threaded, heated sensor design with a four-wire female connector and a 680 mm cable to make installation straightforward. Before ordering, verify your vehicle year, engine, drivetrain and sensor bank (front\/rear\/left\/right) using the vehicle selector and the product's special note.\u003c\/p\u003e\n\n\u003ch3\u003eWhich vehicles and engine types will this downstream O2 sensor fit?\u003c\/h3\u003e\n\u003cp\u003eThis sensor covers a broad list of Hyundai and Kia models across various years and engines. Fitment includes four-cylinder turbo and naturally aspirated engines as well as certain V6 locations for downstream, downstream-front, downstream-rear and downstream-right positions. Always cross-check the listed reference numbers and your exact production date to ensure compatibility.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eGenesis G70 2019–2023 L4 2.0L (downstream)\u003c\/li\u003e\n  \u003cli\u003eHyundai Santa Fe\/Tucson\/Sonata models across 2015–2024 with specific L4 engine fits\u003c\/li\u003e\n  \u003cli\u003eKia Optima, Sorento, Sportage, Stinger, Telluride and Palisade fits for designated downstream locations\u003c\/li\u003e\n  \u003cli\u003eReference numbers: 250-241276, 250241276 for cross-referencing\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow is the sensor built and what are the technical specs?\u003c\/h3\u003e\n\u003cp\u003eThe A-Premium oxygen sensor is a heated, threaded unit designed for OEM-style replacement. It includes a durable cable assembly with a female connector to match factory harnesses and arrives boxed for protection. The heated element helps the sensor reach operating temperature quickly for reliable post-catalytic readings after startup.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eWire quantity: 4 (heated sensor with ground and signals)\u003c\/li\u003e\n  \u003cli\u003eOverall cable length: 680 mm to reach factory mounting points\u003c\/li\u003e\n  \u003cli\u003eMounting type: threaded for secure installation in the exhaust pipe or flange\u003c\/li\u003e\n  \u003cli\u003eConnector: female to mate with vehicle harness; package includes one sensor\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat should I check before ordering and installing this O2 sensor?\u003c\/h3\u003e\n\u003cp\u003eConfirming exact vehicle fitment information prevents returns and delays. Use the vehicle selector in the listing, read the product Special Note, and compare the reference number with your existing sensor. If you are unsure about fitment or bank position (downstream front\/rear\/right), contact the seller for guidance.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eEnter year, make, model and engine in the listing's vehicle selector\u003c\/li\u003e\n  \u003cli\u003eVerify whether your sensor location is downstream, downstream-front, downstream-rear or downstream-right\u003c\/li\u003e\n  \u003cli\u003eCompare part reference numbers 250-241276 \/ 250241276 with your old sensor\u003c\/li\u003e\n  \u003cli\u003eContact support if fitment is unclear or for installation tips\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: This A-Premium downstream O2 sensor is intended for DIY mechanics, independent repair shops and fleet owners who need an economical, OEM-style heated oxygen sensor replacement for supported Hyundai and Kia vehicles. It suits anyone replacing a failed or aging downstream sensor to correct exhaust monitoring, pass emissions checks or resolve post-catalyst fuel-trim and diagnostic trouble codes—provided they confirm exact fitment and sensor bank location before purchase.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is this oxygen sensor a direct replacement for my Hyundai or Kia?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: It’s a direct-fit heated downstream sensor for many Hyundai and Kia models—confirm year, engine and sensor bank using the vehicle selector before buying.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How many wires and what connector does the sensor have?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: This sensor has four wires with a female connector and comes with a 680 mm cable, threaded mounting and boxed packaging.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"A-Premium","offers":[{"title":"Default Title","offer_id":67591820279993,"sku":"B09ZQRRYKV","price":67.33,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0822\/3765\/3177\/files\/a-premium-downstream-oxygen-sensor-front-view_21a34a66-9057-48e6-9937-dc077ebbcc64.jpg?v=1790558823","url":"https:\/\/redleafauto.ca\/products\/a-premium-downstream-o2-oxygen-sensor-for-hyundai-kia-heated-4-wire-680mm-cable","provider":"Redleaf Auto","version":"1.0","type":"link"}