{"product_id":"oxygen-o2-sensor-250-54084-upstream-250-24360-downstream-direct","title":"Oxygen O2 Sensor 250-54084 Upstream \u0026 250-24360 Downstream - Direct","description":"\u003cp\u003eIn this review the Oxygen O2 Sensor 250-54084 Upstream \u0026amp; 250-24360 Downstream is evaluated for owners of 2.5L Toyota and Scion models who need a direct fit replacement. The bottom line: this two-piece set is for drivers who want an OE-compatible sensor pair that restores accurate air-fuel monitoring and can clear a check engine light, because it follows the listed replacement numbers and uses stainless steel and high temperature resistant materials to match original equipment performance. It is a practical choice when fitment and reliable functionality matter more than brand prestige.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDirect OE compatibility:\u003c\/strong\u003e Matches upstream and downstream replace OE numbers so it bolts into many Camry, RAV4, Scion tC and Lexus ES300h models without modification.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUpstream and downstream pair:\u003c\/strong\u003e Sold as a two-piece set which covers both pre-catalyst and post-catalyst monitoring for a complete repair job.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurable construction:\u003c\/strong\u003e Made from stainless steel and high temperature resistant materials to withstand exhaust conditions and maintain sensor life.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEngine performance support:\u003c\/strong\u003e Installed in the exhaust pipe to accurately detect air mixture and combustion conditions, helping optimize engine performance and fuel use.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFitment guidance:\u003c\/strong\u003e The listing emphasizes checking plug and sensor length before purchase, reducing risk of buying the wrong part for similar engine variants.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThis set is best for DIYers and independent mechanics working on 2012-2018 Toyota Camry and RAV4 models, 2011-2016 Scion tC, or 2013-2018 Lexus ES300h with the L4 2.5L engine who need a cost-effective replacement that follows OE numbers. It appeals to those who want a practical repair that addresses check engine light codes related to oxygen sensors and air-fuel trim.\u003c\/p\u003e\n\u003cp\u003eIt is less suited for vehicles outside the listed fitment or for buyers who require factory-branded parts with extended warranty backing; also those who are not comfortable using professional disassembly tools should seek a shop to avoid damage during installation.\u003c\/p\u003e\n\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eDirect fit for specified Toyota, Scion and Lexus 2.5L models based on listed OE numbers.\u003c\/li\u003e\n\u003cli\u003eSold as an upstream and downstream pair, so the entire monitoring circuit can be renewed at once.\u003c\/li\u003e\n\u003cli\u003eMaterials and construction aimed at high temperature durability to match exhaust conditions.\u003c\/li\u003e\n\u003cli\u003eCustomers report restored functionality and some note the check engine light was cleared after replacement.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eFitment requires verifying plug length and sensor dimensions, so there is some risk if measurements are not checked beforehand.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eSYKRSS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIncluded parts\u003c\/td\u003e\n\u003ctd\u003eUpstream and downstream oxygen sensors (2PCS)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompatible engines\u003c\/td\u003e\n\u003ctd\u003eL4 2.5L\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompatible models\u003c\/td\u003e\n\u003ctd\u003eToyota Camry, Toyota RAV4, Scion tC, Lexus ES300h (specified years)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eReplace OE numbers\u003c\/td\u003e\n\u003ctd\u003eUpstream: 1250-54084, 25054084, 350-64031; Downstream: 2250-24360, 25024360, ES20327\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConstruction\u003c\/td\u003e\n\u003ctd\u003eStainless steel, high temperature resistant materials\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eThe SYKRSS Oxygen O2 Sensor pair is a pragmatic, value-focused option for owners of specified 2.5L Toyota, Scion and Lexus models who need a reliable, direct-fit replacement. It offers OE-number compatibility and durable materials, making it a sensible repair choice for restoring engine monitoring and addressing check engine light issues without paying for OEM branding.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eWill these sensors fit my Camry?\u003c\/strong\u003e\u003cbr\u003eThey fit Camry models equipped with the L4 2.5L engine from the listed years; check the OE numbers and plug\/sensor length to confirm before buying.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDo I need both upstream and downstream sensors?\u003c\/strong\u003e\u003cbr\u003eReplacing both is recommended when diagnosing persistent emissions or fuel trim issues, and this listing provides both sensors as a set.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I install these myself?\u003c\/strong\u003e\u003cbr\u003eYes if you have basic mechanical skills and proper tools, but wait for the exhaust to cool and take care not to damage threads; a professional can avoid fitment mistakes.\u003c\/p\u003e","brand":"SYKRSS","offers":[{"title":"Default Title","offer_id":48226380120283,"sku":"B0F213L5DK","price":49.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/71seRRaZClL._SL1500.jpg?v=1770704315","url":"https:\/\/gearmusthave.com\/products\/oxygen-o2-sensor-250-54084-upstream-250-24360-downstream-direct","provider":"GearMustHave","version":"1.0","type":"link"}