{"product_id":"ransoto-o2-oxygen-sensor-set-of-4-for-2008-2014-gm-trucks-suvs-upstream-and-downstream-direct-fit","title":"RANSOTO O2 Oxygen Sensor Set of 4 for 2008–2014 GM Trucks \u0026 SUVs — Upstream and Downstream, Direct-Fit","description":"\u003cp\u003e\u003cstrong\u003eRANSOTO O2 Oxygen Sensor set of 4 replaces 234-4668\/234-4256 to restore accurate air-fuel readings on 2008–2014 GM SUVs and trucks.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThese four replacement upstream and downstream oxygen sensors are engineered to match the fit and function expected by late‑2000s and early‑2010s GM V8 platforms. Built with heat‑resistant materials and corrosion protection, the sensors monitor exhaust oxygen levels so the engine control module can adjust fueling and emissions strategies. The kit is offered with a six‑month satisfaction warranty and is intended as a direct-fit alternative to OEM part numbers listed below.\u003c\/p\u003e\n\n\u003ch3\u003eWhich Chevrolet and GMC models are these sensors compatible with?\u003c\/h3\u003e\n\u003cp\u003eThese sensors are specified for a broad range of GM full-size trucks and SUVs from 2008 through 2014. They cover both upstream (pre-catalytic converter) and downstream (post-catalytic converter) sensor positions where required by the engine management system.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCadillac Escalade 2008–2014\u003c\/li\u003e\n  \u003cli\u003eChevrolet Avalanche 2008–2013, Silverado 1500\/2500\/3500 series 2008–2013\u003c\/li\u003e\n  \u003cli\u003eTahoe and Suburban 1500 2008–2014\u003c\/li\u003e\n  \u003cli\u003eGMC Yukon\/Yukon XL and Sierra 1500\/2500\/3500 2008–2014\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat OEM part numbers do these replace and how do they match?\u003c\/h3\u003e\n\u003cp\u003eThis RANSOTO kit is made to be a direct replacement for several commonly referenced OEM part numbers. The electrical connectors, thread pitches, and sensor lengths are designed to align with factory locations to simplify installation and reduce the need for adapters.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eReplaces 234-4668 and 234-4256 (primary referenced items)\u003c\/li\u003e\n  \u003cli\u003eAlso compatible with part references 213-4229, 12609457, 213-3866, 12583804\u003c\/li\u003e\n  \u003cli\u003eIncludes both upstream and downstream sensors to address all four monitoring positions\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow are these sensors built and what maintenance benefits should I expect?\u003c\/h3\u003e\n\u003cp\u003eRANSOTO sensors are manufactured using high‑temperature rubber seals and durable sensing elements that resist rust and contamination from exhaust gases. Regular replacement of faulty oxygen sensors can help the engine run closer to factory fuel trim targets, which may improve drivability and reduce emission faults.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eHigh‑temperature rubber and corrosion‑resistant materials for long service life\u003c\/li\u003e\n  \u003cli\u003ePretested before sale to ensure consistent performance\u003c\/li\u003e\n  \u003cli\u003eHelps the vehicle ECU return to proper air–fuel correction and reduce emissions codes\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat warranty and support come with the RANSOTO sensors?\u003c\/h3\u003e\n\u003cp\u003eRANSOTO provides a six‑month warranty and a customer satisfaction promise for this sensor set. If the product does not meet your expectations, contact the seller directly for troubleshooting, replacement, or refund options.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eSix‑month warranty against defects\u003c\/li\u003e\n  \u003cli\u003eDirect seller support for fitment or performance questions\u003c\/li\u003e\n  \u003cli\u003e100% satisfaction guarantee policy\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: This four‑sensor kit is suited for owners, mechanics, and fleet technicians maintaining GM full‑size trucks and SUVs from model years 2008–2014 who need a cost‑effective, direct‑fit replacement for worn or failing oxygen sensors. It’s especially helpful for vehicles exhibiting check‑engine lights related to oxygen sensors, poor fuel economy, or failed emissions inspections where replacing both upstream and downstream sensors can restore proper sensor feedback.\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: Do these O2 sensors fit a 2012 Chevrolet Silverado 1500?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes, this set is compatible with Chevrolet Silverado 1500 model years 2008–2013, including 2012, as direct-fit upstream and downstream replacements.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What warranty does RANSOTO provide for these sensors?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: RANSOTO offers a six-month warranty and a 100% satisfaction guarantee; contact the seller for replacements or claims.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"RANSOTO","offers":[{"title":"Default Title","offer_id":48082955010206,"sku":"B086L6MTPJ","price":63.48,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/ransoto-front-packaging-o2-sensor-set.jpg?v=1785820223","url":"https:\/\/northtrailauto.ca\/products\/ransoto-o2-oxygen-sensor-set-of-4-for-2008-2014-gm-trucks-suvs-upstream-and-downstream-direct-fit","provider":"North Trail Auto","version":"1.0","type":"link"}