{"product_id":"a-premium-o2-oxygen-sensor-for-nissan-altima-2013-2018-2-5l-downstream-heated-4-wire","title":"A-Premium O2 Oxygen Sensor for Nissan Altima 2013–2018 2.5L — Downstream Heated 4-Wire","description":"\u003cb\u003eA-Premium O2 Oxygen Sensor is a direct-fit, heated downstream oxygen sensor made to replace the factory unit on Nissan Altima 2013–2018 2.5L engines.\u003c\/b\u003e\n\n\u003cp\u003eThis replacement downstream oxygen (O2) sensor from A-Premium is engineered to match the fit and function of your vehicle’s original equipment. Designed for Nissan Altima L4 2.5L models (specific fitment listed below), the sensor uses a heated element and a 4-wire connector so it reaches operating temperature quickly and communicates accurately with the engine control module. The unit ships boxed and includes a threaded mounting style and a female connector so installation is straightforward for DIYers and technicians alike.\u003c\/p\u003e\n\n\u003ch3\u003eWhat exact Nissan models does this A-Premium oxygen sensor fit?\u003c\/h3\u003e\n\u003cp\u003eThe sensor is intended for downstream use on Nissan Altima L4 2.5L models across multiple years. It replaces the factory part numbers listed and is matched to the vehicle’s oxygen-sensing system for proper performance.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eFitment: Altima 2013 L4 2.5L Sedan (downstream)\u003c\/li\u003e\n  \u003cli\u003eFitment: Altima 2014 L4 2.5L 4-Door (downstream)\u003c\/li\u003e\n  \u003cli\u003eFitment: Altima 2015–2018 L4 2.5L (downstream)\u003c\/li\u003e\n  \u003cli\u003eReference numbers: 234-4905, 2344905, 226A03TA0B\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow is this oxygen sensor constructed and why does that matter?\u003c\/h3\u003e\n\u003cp\u003eThe A-Premium sensor uses durable materials and a heated sensing element to improve durability and bring the sensor up to operating temperature faster. A threaded mounting and a female 4-wire connector match OEM-style installation, minimizing modifications and ensuring reliable electrical connections.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eSensor type: heated O2 sensor for faster warm-up\u003c\/li\u003e\n  \u003cli\u003eWiring: 4-wire design for proper signal and heater control\u003c\/li\u003e\n  \u003cli\u003eMounting: threaded body for secure, leak-free fit\u003c\/li\u003e\n  \u003cli\u003eConnector gender: female to complement factory harnesses\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow difficult is installation and what tools are needed?\u003c\/h3\u003e\n\u003cp\u003eInstallation is intended to be quick and simple; the sensor threads into the exhaust and connects to the OEM harness with no splicing required. Basic hand tools typically complete the job, and no special calibration is needed after replacement.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eTools: common oxygen sensor socket, ratchet, penetrating oil if needed\u003c\/li\u003e\n  \u003cli\u003eTime: generally under one hour for someone with basic mechanical skills\u003c\/li\u003e\n  \u003cli\u003ePreparation: allow exhaust to cool and disconnect battery if desired\u003c\/li\u003e\n  \u003cli\u003eNo additional programming required for most installations\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat warranty and quality assurances come with the A-Premium O2 sensor?\u003c\/h3\u003e\n\u003cp\u003eA-Premium backs this oxygen sensor with a one-year unlimited-mileage guarantee, reflecting confidence in the manufacturing and materials. The sensor arrives packaged in a protective box to reduce handling damage during shipping.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eWarranty: one-year unlimited-mileage guarantee\u003c\/li\u003e\n  \u003cli\u003ePackaging: boxed to protect sensor and connector during transit\u003c\/li\u003e\n  \u003cli\u003eQuality: constructed from premium materials for extended service life\u003c\/li\u003e\n  \u003cli\u003eSupport: A-Premium offers additional automotive accessories and assistance\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: This A-Premium downstream O2 oxygen sensor is for Nissan Altima owners, mechanics, and DIY enthusiasts who need an OEM-style replacement for 2013–2018 L4 2.5L models. Choose this sensor if you want a direct-fit, heated unit with a 4-wire connector, reliable threaded mounting, and a one-year warranty for peace of mind on the road.\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 O2 sensor a direct fit for my Nissan Altima?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes — it’s a direct-fit heated downstream sensor for Altima 2013 (2.5L), 2014 (2.5L), and 2015–2018 (2.5L).\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Do I need to program the sensor after installation?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: No programming is typically required; it connects to the factory harness and functions with the existing ECU.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"A-Premium","offers":[{"title":"Default Title","offer_id":48084639154334,"sku":"B08VRJMWQY","price":34.98,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/a-premium-packaging-front.jpg?v=1785861319","url":"https:\/\/northtrailauto.ca\/products\/a-premium-o2-oxygen-sensor-for-nissan-altima-2013-2018-2-5l-downstream-heated-4-wire","provider":"North Trail Auto","version":"1.0","type":"link"}