{"product_id":"tinjo-o2-sensor-kit-for-chevrolet-cruze-sonic-trax-2pcs-upstream-downstream-direct-fit-fast-response","title":"TINJO O2 Sensor Kit for Chevrolet Cruze\/Sonic\/Trax — 2PCS Upstream \u0026 Downstream, Direct-Fit Fast Response","description":"\u003cb\u003eTINJO 234-4528 \/ 234-4529 is a two-piece upstream and downstream oxygen (O2) sensor set designed as a direct-fit replacement for specific Chevrolet 1.4L L4 models.\u003c\/b\u003e\n\n\u003cp\u003eThis pair of O2 sensors restores accurate air-fuel feedback for the engine control unit by matching OE fitment and connector style. Built from high-temperature materials and layered protection, the sensors provide faster response and resistance to contaminants. They are supplied as a matched upstream (pre-catalytic) and downstream (post-catalytic) kit to help maintain emission monitoring and stable engine management on compatible Chevy Cruze, Sonic, and Trax models.\u003c\/p\u003e\n\n\u003ch3\u003eHow do these sensors fit my vehicle?\u003c\/h3\u003e\n\u003cp\u003eThese sensors are made to directly replace OE part numbers 234-4528 and 234-4529 without modifications. They match the factory connector, thread size, and wiring layout for the listed Chevrolet 1.4L L4 years, simplifying swap-out and cutting installation time.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eDirect fit for Chevrolet Cruze 2011–2015 1.4L L4\u003c\/li\u003e\n  \u003cli\u003eCompatible with Chevrolet Sonic 2012–2020 1.4L L4\u003c\/li\u003e\n  \u003cli\u003eCompatible with Chevrolet Trax 2012–2020 1.4L L4\u003c\/li\u003e\n  \u003cli\u003eReplaces OE numbers 234-4528 and 234-4529\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat materials and design features improve performance?\u003c\/h3\u003e\n\u003cp\u003eEach sensor uses a multi-layer design that increases durability and sensing accuracy under harsh thermal and chemical conditions. Protective layers and filters help block particulates and reduce degradation, while a stainless steel housing withstands road and heat exposure.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eAluminum oxide trap layer to reduce contamination\u003c\/li\u003e\n  \u003cli\u003ePTFE filter for moisture and particulate resistance\u003c\/li\u003e\n  \u003cli\u003eStainless steel housing for corrosion and heat protection\u003c\/li\u003e\n  \u003cli\u003eHigh-temp materials for faster response time\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow will these sensors affect my engine and emissions monitoring?\u003c\/h3\u003e\n\u003cp\u003eReplacing worn or faulty upstream and downstream sensors restores accurate oxygen readings for the engine control unit, supporting more consistent fuel trims and catalytic converter diagnostics. While not a cure-all, proper sensor function helps the ECU maintain intended combustion balance and emission control routines.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eImproves oxygen measurement accuracy for fuel control\u003c\/li\u003e\n  \u003cli\u003eAids catalytic converter efficiency monitoring\u003c\/li\u003e\n  \u003cli\u003eHelps reduce rough idle caused by incorrect air-fuel ratio\u003c\/li\u003e\n  \u003cli\u003eMay improve fuel economy when paired with proper engine maintenance\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eAre these sensors durable and easy to install?\u003c\/h3\u003e\n\u003cp\u003eYes—the kit is manufactured to meet original equipment specifications and is intended for direct replacement without modification. The rugged construction and filtration layers prolong service life compared with basic aftermarket sensors, but correct installation and handling remain important to avoid damage.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003ePre-assembled wiring and OEM-style connector for plug-and-play\u003c\/li\u003e\n  \u003cli\u003eManufactured with heat-resistant compounds for longevity\u003c\/li\u003e\n  \u003cli\u003eEach unit tested for quality before shipping\u003c\/li\u003e\n  \u003cli\u003eFollow vehicle service manual torque and anti-seize guidance during installation\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: This TINJO 2-piece O2 sensor set is aimed at DIY mechanics, independent shops, and owners of compatible Chevrolet Cruze, Sonic, or Trax 1.4L L4 vehicles who need a reliable upstream and downstream replacement. Choose this kit when diagnostic codes or performance symptoms point to aging or failed oxygen sensors and you want a direct-fit, OE-style option with enhanced protective features.\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 sensors plug directly into my Chevrolet?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. They are direct-fit replacements for OE 234-4528 and 234-4529 on the listed Chevy 1.4L L4 models and use the factory-style connector.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Will installing these sensors clear a check engine light?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: If the light is due to failed O2 sensors, replacing them can clear related codes after the ECU runs its tests; other faults may persist.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"TINJO","offers":[{"title":"Default Title","offer_id":67587449192633,"sku":"B0CHVYDN6J","price":91.95,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0822\/3765\/3177\/files\/tinjo-front-packaging-oxygen-sensor.jpg?v=1790508557","url":"https:\/\/redleafauto.ca\/products\/tinjo-o2-sensor-kit-for-chevrolet-cruze-sonic-trax-2pcs-upstream-downstream-direct-fit-fast-response","provider":"Redleaf Auto","version":"1.0","type":"link"}