{"product_id":"walker-350-34141-oxygen-sensor","title":"Walker 350-34141 Oxygen Sensor - Downstream Left or Downstream Right","description":"\u003ch2\u003eOverview of Walker 350-34141 Oxygen Sensor for Lexus Models\u003c\/h2\u003e\u003cp\u003eThe Walker 350-34141 oxygen sensor is designed specifically for select Lexus vehicles, including the GS350, GS430, GS450h, IS250, IS350, and IS F. This heated oxygen sensor ensures accurate emissions monitoring and optimal engine performance by providing precise air-fuel mixture data.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eHeated oxygen sensor with 4-wire configuration\u003c\/li\u003e\n\u003cli\u003eSpecific fit for Lexus GS and IS series models\u003c\/li\u003e\n\u003cli\u003eThreaded mounting type with 18.0 mm thread diameter\u003c\/li\u003e\n\u003cli\u003eRadiused polygon male connector for secure connection\u003c\/li\u003e\n\u003cli\u003eWiring harness length of 19.21 inches and overall length of 22.76 inches\u003c\/li\u003e\n\u003cli\u003eWire gauge measurement of 20 for reliable signal transmission\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWalker Products Aftermarket Line Details\u003c\/h2\u003e\u003cp\u003eThis oxygen sensor is part of the Walker Products Aftermarket line, which focuses on providing replacement emission control components engineered to meet or exceed OEM specifications. The line emphasizes precise fitment and durability, making the 350-34141 sensor a reliable choice for maintaining factory-level emissions performance in Lexus vehicles.\u003c\/p\u003e\u003ch2\u003eProduct Features and Specifications\u003c\/h2\u003e\u003cp\u003eThe Walker 350-34141 oxygen sensor features a heated sensor type that allows for faster warm-up times and improved accuracy in emissions readings. It includes a 4-wire design with a radiused polygon male connector, ensuring a secure and proper electrical connection. The sensor mounts via a threaded fitting with an 18.0 mm diameter, compatible with the exhaust system of the specified Lexus models. The wiring harness length of 19.21 inches and overall length of 22.76 inches provide adequate reach for installation without modification.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Issues Addressed\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eRestores accurate oxygen sensing for Lexus GS350, GS430, GS450h, IS250, IS350, and IS F\u003c\/li\u003e\n\u003cli\u003eHelps resolve engine performance issues related to faulty oxygen sensors\u003c\/li\u003e\n\u003cli\u003eReduces emissions by ensuring proper air-fuel mixture readings\u003c\/li\u003e\n\u003cli\u003ePrevents check engine light triggers caused by sensor failure\u003c\/li\u003e\n\u003cli\u003eImproves fuel efficiency by maintaining correct sensor feedback\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eInstallation of the Walker 350-34141 oxygen sensor requires removal of the old sensor from the exhaust manifold or pipe. The threaded mounting type with an 18.0 mm diameter allows for straightforward replacement using standard oxygen sensor sockets. Ensure the radiused polygon male connector is properly aligned and securely connected to the vehicle’s wiring harness. Verify wire gauge and harness length compatibility before installation to avoid electrical issues.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eWalker Products Aftermarket oxygen sensors are manufactured to meet stringent quality standards, ensuring reliable performance and durability. The 350-34141 sensor undergoes rigorous testing to comply with emissions control requirements. While specific warranty details are not provided here, Walker typically offers coverage against defects in materials and workmanship. Consult product documentation or the manufacturer for exact warranty terms.\u003c\/p\u003e","brand":"Walker","offers":[{"title":"Default Title","offer_id":43538051072181,"sku":"DKHD-350-34141","price":70.15,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/O2_35034141_Fro.jpg?v=1774891995","url":"https:\/\/www.partcatalog.com\/products\/walker-350-34141-oxygen-sensor","provider":"PartCatalog","version":"1.0","type":"link"}