{"product_id":"o2-oxygen-sensor-upstream-downstream-for-kia-sorento-2007-2009-3-3l-3-8l","title":"O2 Oxygen Sensor Upstream Downstream for Kia Sorento (2007-2009) 3.3L 3.8L","description":"\u003ch2 style=\"font-size: clamp(18px, 3vw, 21px); margin-bottom: 15px; line-height: 1.3;\"\u003eDirect-Fit O2 Sensor Kit for 2007-2009 Kia Sorento (BL)\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eWhat it Does:\u003c\/strong\u003e This 4-piece oxygen sensor kit monitors exhaust oxygen levels on the \u003cstrong\u003eBL\u003c\/strong\u003e 2007-2009 Kia Sorento (\u003cstrong\u003eG6DB 3.3L\u003c\/strong\u003e \/ \u003cstrong\u003eG6DA 3.8L\u003c\/strong\u003e) so the ECM can regulate fuel trims and catalyst efficiency.\u003c\/p\u003e\u003ch3\u003eThe Stock Kia Sorento Sensor Failure\u003c\/h3\u003e\u003cp\u003eOn the \u003cstrong\u003eBL\u003c\/strong\u003e Sorento, factory oxygen sensors endure severe thermal cycling, moisture, and exhaust soot inside the Bank 1 and Bank 2 exhaust manifolds. Over time, zirconia sensing elements crack from thermal shock while internal heater circuits burn out from prolonged heat soak on the \u003cstrong\u003eG6DB 3.3L\u003c\/strong\u003e and \u003cstrong\u003eG6DA 3.8L\u003c\/strong\u003e V6 engines. Sluggish voltage switching forces open-loop fueling and triggers \u003cstrong\u003eP0133\u003c\/strong\u003e, \u003cstrong\u003eP0153\u003c\/strong\u003e, \u003cstrong\u003eP0135\u003c\/strong\u003e, or downstream catalyst codes \u003cstrong\u003eP0420\u003c\/strong\u003e and \u003cstrong\u003eP0430\u003c\/strong\u003e.\u003c\/p\u003e\u003ch4\u003eCommon Symptoms of a Failing OEM Oxygen Sensor\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCheck Engine Light \/ DTCs:\u003c\/strong\u003e Triggers \u003cstrong\u003eP0133\u003c\/strong\u003e, \u003cstrong\u003eP0135\u003c\/strong\u003e, \u003cstrong\u003eP0153\u003c\/strong\u003e, or catalyst faults \u003cstrong\u003eP0420\u003c\/strong\u003e\/\u003cstrong\u003eP0430\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRich Fueling:\u003c\/strong\u003e Open-loop fueling causes tailpipe soot, fuel odor, and spark plug fouling.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrivability Loss:\u003c\/strong\u003e Hesitation under load, poor mileage, and failed OBD-II emissions readiness.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eThe Direct-Fit Zirconia O2 Sensor Solution\u003c\/h3\u003e\u003cp\u003eReplacing all four sensors as a matched set restores balanced Bank 1 and Bank 2 closed-loop fuel control across upstream and downstream positions. Each sensor uses a laser-welded stainless steel housing, porous shield, and fast-light-off ceramic heater element built to resist exhaust moisture and thermal fatigue. Direct-fit harnesses and factory connectors provide plug-and-play installation matching \u003cstrong\u003e392103C300\u003c\/strong\u003e, \u003cstrong\u003e392103C800\u003c\/strong\u003e, \u003cstrong\u003e392103C900\u003c\/strong\u003e, \u003cstrong\u003e392103C920\u003c\/strong\u003e, \u003cstrong\u003e392103C820\u003c\/strong\u003e, \u003cstrong\u003e392103C830\u003c\/strong\u003e, and \u003cstrong\u003e392103C860\u003c\/strong\u003e with zero splicing.\u003c\/p\u003e\u003ch3\u003eWhat's Included\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e2 Upstream Oxygen Sensors\u003c\/li\u003e\n\u003cli\u003e2 Downstream Oxygen Sensors\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003cdiv style=\"overflow-x: auto; margin-bottom: 20px;\"\u003e\u003ctable width=\"100%\" style=\"border-collapse: collapse; border: 1px solid #e0e0e0; font-size: 14px; min-width: 300px;\"\u003e\n\u003ctr style=\"background-color: #f9f9f9;\"\u003e\n\u003cth style=\"padding:10px; text-align: left; border: 1px solid #e0e0e0;\"\u003eFitment\u003c\/th\u003e\n\u003ctd style=\"padding:10px; border: 1px solid #e0e0e0;\"\u003e2007-2009 Kia Sorento\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"padding:10px; text-align: left; border: 1px solid #e0e0e0;\"\u003eEngine \/ Chassis\u003c\/th\u003e\n\u003ctd style=\"padding:10px; border: 1px solid #e0e0e0;\"\u003eG6DB 3.3L, G6DA 3.8L \/ BL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #f9f9f9;\"\u003e\n\u003cth style=\"padding:10px; text-align: left; border: 1px solid #e0e0e0;\"\u003eEmissions \u0026amp; Sensor Element\u003c\/th\u003e\n\u003ctd style=\"padding:10px; border: 1px solid #e0e0e0;\"\u003eOBD-II Compliant \/ Heated Zirconia Ceramic\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"padding:10px; text-align: left; border: 1px solid #e0e0e0;\"\u003eInstallation Type\u003c\/th\u003e\n\u003ctd style=\"padding:10px; border: 1px solid #e0e0e0;\"\u003eDirect Bolt-On OEM Replacement (No Cutting or Welding)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #f9f9f9;\"\u003e\n\u003cth style=\"padding:10px; text-align: left; border: 1px solid #e0e0e0;\"\u003eReplaces OEM Part #\u003c\/th\u003e\n\u003ctd style=\"padding:10px; border: 1px solid #e0e0e0;\"\u003e392103C300, 392103C800, 392103C900, 392103C920, 392103C820, 392103C830, 392103C860\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch3\u003eCompatibility\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e2008-2009 Kia Sorento 3.3L (\u003cstrong\u003eG6DB\u003c\/strong\u003e) — Upstream \u0026amp; Downstream\u003c\/li\u003e\n\u003cli\u003e2007-2009 Kia Sorento 3.8L (\u003cstrong\u003eG6DA\u003c\/strong\u003e) — Upstream \u0026amp; Downstream\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFrequently Asked Questions \u0026amp; Fitment Warnings\u003c\/h3\u003e\u003ch4\u003eDoes this fit the BL Sorento?\u003c\/h4\u003e\u003cp\u003e\u003cstrong\u003eYes.\u003c\/strong\u003e Direct fit for 2008-2009 Sorento \u003cstrong\u003eG6DB 3.3L\u003c\/strong\u003e and 2007-2009 Sorento \u003cstrong\u003eG6DA 3.8L\u003c\/strong\u003e. \u003cstrong\u003eExcludes 2007 3.3L and 3.5L engines; confirm engine before ordering.\u003c\/strong\u003e\u003c\/p\u003e\u003ch4\u003eWill this clear P0133\/P0135 or P0420\/P0430 codes?\u003c\/h4\u003e\u003cp\u003e\u003cstrong\u003eYes, if sensor-related.\u003c\/strong\u003e Upstream units fix \u003cstrong\u003eP0133\u003c\/strong\u003e\/\u003cstrong\u003eP0153\u003c\/strong\u003e\/\u003cstrong\u003eP0135\u003c\/strong\u003e faults; downstream units clear \u003cstrong\u003eP0420\u003c\/strong\u003e\/\u003cstrong\u003eP0430\u003c\/strong\u003e unless the converter substrate failed.\u003c\/p\u003e\u003ch4\u003eIs any splicing required for installation?\u003c\/h4\u003e\u003cp\u003e\u003cstrong\u003eNo.\u003c\/strong\u003e Direct-fit OEM connectors plug into factory harnesses; inspect bung threads and torque to spec.\u003c\/p\u003e\u003ch3\u003eThe Kia Precision Standard\u003c\/h3\u003e\u003cp\u003eBuilt for emissions precision and accurate ECM feedback on the \u003cstrong\u003eBL\u003c\/strong\u003e platform. Replacing all four sensors restores closed-loop fueling and CEL-free operation.\u003c\/p\u003e","brand":"VelocityMax","offers":[{"title":"Default Title","offer_id":68109352567032,"sku":"DS-EU3Q8NPNV","price":76.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0800\/1290\/2648\/files\/o2-oxygen-sensor-upstream-downstream-for-kia-sorento-2007-2009-3-3l-3-8l-1.jpg?v=1794687329","url":"https:\/\/performancechiptuning.com\/products\/o2-oxygen-sensor-upstream-downstream-for-kia-sorento-2007-2009-3-3l-3-8l","provider":"Performance Chip Tuning","version":"1.0","type":"link"}