{"product_id":"walker-350-341006-oxygen-sensor","title":"Walker 350-341006 Oxygen Sensor - Downstream Rear","description":"\u003ch2\u003eOverview of Walker Oxygen Sensor 350-341006\u003c\/h2\u003e\u003cp\u003eThe Walker 350-341006 oxygen sensor is designed specifically for select Lexus and Toyota models, including the Highlander, RX350, RX350L, RX450h, and RX450hL. This heated oxygen sensor ensures accurate emissions control 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 and Toyota models listed\u003c\/li\u003e\n\u003cli\u003e23.15 inches wiring harness length for flexible installation\u003c\/li\u003e\n\u003cli\u003e20 gauge wire for reliable signal transmission\u003c\/li\u003e\n\u003cli\u003e18mm thread diameter for secure mounting\u003c\/li\u003e\n\u003cli\u003eFemale connector for direct compatibility\u003c\/li\u003e\n\u003cli\u003eOverall length of 26.69 inches\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, ensuring that the 350-341006 sensor integrates seamlessly with the vehicle’s existing systems for consistent performance.\u003c\/p\u003e\u003ch2\u003eTechnical Description and Features\u003c\/h2\u003e\u003cp\u003eThe Walker 350-341006 oxygen sensor features a heated sensor element that allows for faster warm-up times and improved accuracy in measuring exhaust gases. The 4-wire design includes two wires for the heater circuit and two for the sensor signal, enhancing responsiveness and reliability. With a wiring harness length of 23.15 inches and an overall length of 26.69 inches, this sensor provides sufficient reach for installation in the exhaust system of compatible Lexus and Toyota vehicles. The 18mm thread diameter ensures a secure fit in the exhaust manifold or pipe, while the female connector matches factory wiring harnesses for straightforward replacement.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Problem Resolution\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eRestores accurate air-fuel ratio readings for improved fuel efficiency\u003c\/li\u003e\n\u003cli\u003eResolves check engine light issues related to oxygen sensor faults\u003c\/li\u003e\n\u003cli\u003eHelps reduce harmful emissions by ensuring proper catalytic converter function\u003c\/li\u003e\n\u003cli\u003eEliminates rough idling or engine hesitation caused by faulty sensors\u003c\/li\u003e\n\u003cli\u003ePrevents failed emissions tests due to sensor malfunctions\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEnsure vehicle compatibility with Lexus Highlander, RX350, RX350L, RX450h, or RX450hL models before installation\u003c\/li\u003e\n\u003cli\u003eDisconnect the battery before sensor replacement to avoid electrical shorts\u003c\/li\u003e\n\u003cli\u003eUse anti-seize compound on the sensor threads to facilitate future removal\u003c\/li\u003e\n\u003cli\u003eVerify connector gender and wiring harness length for proper fit\u003c\/li\u003e\n\u003cli\u003eFollow manufacturer torque specifications when tightening the sensor\u003c\/li\u003e\n\u003c\/ul\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 350-341006 part number undergoes rigorous testing to comply with emission control requirements. Warranty coverage details should be confirmed with the point of purchase or manufacturer documentation.\u003c\/p\u003e","brand":"Walker","offers":[{"title":"Default Title","offer_id":43538001592501,"sku":"DKHD-350-341006","price":53.48,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/O2_350341006_Fro.jpg?v=1774891973","url":"https:\/\/www.partcatalog.com\/products\/walker-350-341006-oxygen-sensor","provider":"PartCatalog","version":"1.0","type":"link"}