{"product_id":"walker-350-341021-oxygen-sensor-downstream-rear","title":"Walker 350-341021 Oxygen Sensor - Downstream Rear","description":"\u003ch2\u003eOverview of Walker Oxygen Sensor for Nissan Quest\u003c\/h2\u003e\u003cp\u003eThe Walker 350-341021 oxygen sensor is designed specifically for Nissan Quest models, providing reliable emission control performance. This sensor helps maintain optimal engine efficiency and reduces harmful exhaust emissions.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eCompatible with Nissan Quest vehicles\u003c\/li\u003e\n\u003cli\u003ePart number 350-341021 for precise identification\u003c\/li\u003e\n\u003cli\u003eCategory: Emission Control \u0026gt; Sensors\u003c\/li\u003e\n\u003cli\u003eType: Oxygen Sensor\u003c\/li\u003e\n\u003cli\u003eManufactured by Walker under the Walker Products Aftermarket line\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWalker Products Aftermarket Line Details\u003c\/h2\u003e\u003cp\u003eThe Walker Products Aftermarket line offers a range of emission control components designed to meet or exceed OEM specifications. This product line focuses on providing dependable replacement parts for various vehicle makes and models, including Nissan Quest. The 350-341021 oxygen sensor is part of this line, ensuring compatibility and performance aligned with industry standards.\u003c\/p\u003e\u003ch2\u003eProduct Description and Function\u003c\/h2\u003e\u003cp\u003eThe Walker 350-341021 oxygen sensor monitors the oxygen levels in the exhaust gases of Nissan Quest vehicles. By providing real-time data to the engine control unit (ECU), it helps regulate the air-fuel mixture for efficient combustion. This sensor plays a critical role in reducing emissions and improving fuel economy by ensuring the engine operates within optimal parameters.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Issues Addressed\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eHelps resolve poor fuel economy in Nissan Quest models\u003c\/li\u003e\n\u003cli\u003eAddresses rough engine idling and performance issues\u003c\/li\u003e\n\u003cli\u003eReduces increased exhaust emissions and failed emissions tests\u003c\/li\u003e\n\u003cli\u003ePrevents check engine light activation related to oxygen sensor faults\u003c\/li\u003e\n\u003cli\u003eSupports smooth engine operation and responsiveness\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eWhen installing the Walker 350-341021 oxygen sensor on a Nissan Quest, ensure the vehicle is cool to avoid burns. Use appropriate tools to remove the old sensor carefully to prevent damage to the exhaust system. Verify the sensor connector matches the vehicle harness before installation. It is recommended to follow the vehicle manufacturer’s torque specifications during installation.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eWalker oxygen sensors, including part number 350-341021, are manufactured to meet industry standards for durability and performance. The Walker Products Aftermarket line is known for consistent quality control. Warranty details should be confirmed with the product documentation or supplier, as they may vary.\u003c\/p\u003e","brand":"Walker","offers":[{"title":"Default Title","offer_id":52119370465461,"sku":"DKHD-350-341021","price":112.11,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/O2_350341021_Fro.jpg?v=1775162319","url":"https:\/\/www.partcatalog.com\/products\/walker-350-341021-oxygen-sensor-downstream-rear","provider":"PartCatalog","version":"1.0","type":"link"}