{"product_id":"denso-oxygen-sensor-234-4138-replacement-for-select-lexus-toyota-models","title":"Denso Oxygen Sensor 234-4138 — Replacement for Select Lexus \u0026 Toyota Models","description":"\u003ch2\u003eOverview\u003c\/h2\u003e\n\u003cp\u003eThe Denso 234-4138 oxygen sensor is a purpose-built replacement designed for select Lexus and Toyota vehicles. This narrow-band O2 sensor combines a robust stainless steel body with a refined sensing element, engineered to meet OE-style performance. The result is a dependable part that aims to deliver consistent readings and a straightforward, first-time fit.\u003c\/p\u003e\n\u003ch3\u003eCompatibility and Applications\u003c\/h3\u003e\n\u003cp\u003eApplication coverage includes Lexus GS430 (2001-2007), GX470 (2003-2004), LS430 (2001-2006), LX470 (2003-2005), SC430 (2002-2010); and Toyota 4Runner (2003-2004, 2010-2012), FJ Cruiser (2010-2012), Land Cruiser (2003-2005).\u003c\/p\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eDenso 4-wire O2 sensor with an 8.27 inch wiring harness\u003c\/li\u003e\n  \u003cli\u003ePart Number: 234-4138\u003c\/li\u003e\n  \u003cli\u003eInterchange options: 8946560430, 8946550120, 8946560150\u003c\/li\u003e\n  \u003cli\u003eCorrosion-resistant stainless steel construction\u003c\/li\u003e\n  \u003cli\u003ePTFE filter blocks contaminants that can affect efficiency\u003c\/li\u003e\n  \u003cli\u003eRefined zirconia element for improved sensor response\u003c\/li\u003e\n  \u003cli\u003ePackage Quantity: 1\u003c\/li\u003e\n  \u003cli\u003eDimensions: 5.75 x 2.19 x 1.88 inches; Weight: 0.25 pounds\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhy This Sensor Stands Out\u003c\/h3\u003e\n\u003cp\u003eManufactured and tested to strict OE standards, this sensor is designed to install with a precise fit the first time. An exclusive aluminum oxide trap layer helps shield the ceramic element from silicone and lead contaminants, potentially supporting stable readings and longer service life.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eRight part, right fit for listed models\u003c\/li\u003e\n  \u003cli\u003eSturdy build and protective features designed for durability\u003c\/li\u003e\n  \u003cli\u003eInstallation designed for a straightforward, confident replacement\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eReal-World Scenarios\u003c\/h3\u003e\n\u003cp\u003eIn everyday driving scenarios—city commutes, highway cruising, and routine maintenance cycles—the 234-4138 sensor can contribute to balanced fuel readings and steady engine behavior. Results may vary by vehicle and driving conditions, but many users value the sensor’s robust construction and compatibility.\u003c\/p\u003e\n\u003cp\u003eNote: While the sensor is engineered to support reliable operation, individual outcomes depend on the broader vehicle system and driving environment. The manufacturer emphasizes a first-time fit and OE-standard quality, offering a dependable option for those replacing a worn or failing O2 sensor.\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: Which vehicles does the Denso 234-4138 oxygen sensor fit?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Fits Lexus GS430, GX470, LS430, LX470, SC430 and Toyota 4Runner, FJ Cruiser, Land Cruiser models listed (year ranges provided).\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What are the key features of the Denso 234-4138 O2 sensor?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: 4-wire harness, stainless steel body, PTFE filter, zirconia element, and design aimed at a precise first-time fit.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Denso","offers":[{"title":"Default Title","offer_id":42470920945749,"sku":"B000C5YCUW","price":66.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0632\/3270\/4597\/files\/denso-234-4138-o2-sensor-harness.jpg?v=1778156278","url":"https:\/\/plentytorque.co.uk\/products\/denso-oxygen-sensor-234-4138-replacement-for-select-lexus-toyota-models","provider":"PlentyTorque","version":"1.0","type":"link"}