{"product_id":"higherbro-o2-sensor-set-for-hyundai-kia-2pcs-upstream-downstream-direct-fit-replacement-with-heater","title":"higherbro O2 Sensor Set for Hyundai \u0026 Kia — 2PCS Upstream + Downstream, Direct-Fit Replacement with Heater","description":"\u003cp\u003e\u003cstrong\u003ehigherbro 2PCS Oxygen O2 Sensor Set includes one upstream and one downstream sensor designed to restore accurate air-fuel readings for compatible Hyundai and Kia models.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis replacement pair from higherbro offers a direct-fit option engineered to match the electrical and mounting specifications of several Hyundai and Kia engines from 2014–2020. Sold as an upstream (pre-catalytic converter) and downstream (post-catalytic converter) combination, the set helps the vehicle’s engine control unit receive the oxygen-level signals it needs to adjust fuel delivery and monitor converter performance. The kit ships with a one-year unlimited mileage quality guarantee for added confidence.\u003c\/p\u003e\n\n\u003ch3\u003eWhich vehicles and engines does this sensor set fit?\u003c\/h3\u003e\n\u003cp\u003eThe higherbro 2PCS Oxygen O2 Sensor Set fits specific Hyundai and Kia models and engine sizes listed by year. It targets common 1.8L and 2.0L engines across Elantra, Kona, Tucson, and Forte lineups from mid-2010s to 2020. Always verify the OEM part number or connector style before ordering to ensure compatibility with your vehicle’s harness and position.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e2014–2016 Hyundai Elantra 1.8L\u003c\/li\u003e\n  \u003cli\u003e2015–2016 Hyundai Elantra 2.0L\u003c\/li\u003e\n  \u003cli\u003e2018–2020 Hyundai Kona 2.0L\u003c\/li\u003e\n  \u003cli\u003e2019–2020 Hyundai Tucson 2.0L\u003c\/li\u003e\n  \u003cli\u003e2014–2016 Kia Forte 1.8L; 2019–2020 Kia Forte 2.0L\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow do upstream and downstream O2 sensors differ and why get both?\u003c\/h3\u003e\n\u003cp\u003eUpstream and downstream sensors monitor oxygen levels at different points in the exhaust stream. The upstream sensor measures exhaust gases before the catalytic converter to help set fuel trim, while the downstream sensor checks converter efficiency after the catalyst. Replacing both sensors together ensures consistent signal timing and reduces diagnostic uncertainty when one fails and the other is worn.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eUpstream (sensor 1): feeds air-fuel ratio data to the ECU.\u003c\/li\u003e\n  \u003cli\u003eDownstream (sensor 2): verifies catalytic converter performance.\u003c\/li\u003e\n  \u003cli\u003eBuying the pair simplifies installation and troubleshooting.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat should I expect during installation and performance?\u003c\/h3\u003e\n\u003cp\u003eThese sensors are designed as direct replacements for the factory units with matching thread sizes, heater elements, and electrical connectors. Installation typically requires basic hand tools and a safe lift or jack stands to access the exhaust locations; anti-seize may already be applied to threads. Once installed, the vehicle’s check-engine light related to O2 faults should clear after the ECU relearns signals or following a reset.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eDirect-fit connectors and factory-style threads for straightforward swap.\u003c\/li\u003e\n  \u003cli\u003eHeater circuit compatible with original electrical systems.\u003c\/li\u003e\n  \u003cli\u003eExpect smoother ECU adaptations once sensors provide correct voltage signals.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat warranty and quality support does higherbro provide?\u003c\/h3\u003e\n\u003cp\u003eThis product includes a one-year unlimited mileage quality guarantee covering manufacturing defects under normal use. higherbro offers customer support for fitment questions and returns within the guarantee period; save your purchase documentation and inspect parts upon arrival. The warranty does not cover damage from improper installation, abuse, or aftermarket engine modifications.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e1 Year Unlimited Mileage Quality Guarantee included.\u003c\/li\u003e\n  \u003cli\u003eSupport for fitment questions and replacement during the warranty window.\u003c\/li\u003e\n  \u003cli\u003eStandard exclusions apply for misuse or modification-related failures.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: drivers and independent mechanics who need a reliable, cost-effective replacement oxygen sensor pair for compatible Hyundai and Kia models from 2014–2020. This higherbro set suits owners addressing check-engine codes related to O2 sensors, those replacing aged sensors as preventative maintenance, and shops seeking a direct-fit aftermarket option backed by a one-year guarantee.\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: Will these sensors trigger a check engine light reset automatically?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: After installation the ECU may need a drive cycle or manual reset to clear codes; sensors themselves don’t force an immediate reset.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Do I need special tools to install the pair?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Basic hand tools and an O2 sensor socket are usually enough; a lift or jack stands help reach exhaust locations safely.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"higherbro","offers":[{"title":"Default Title","offer_id":55171404398935,"sku":"B0G2KY9B25","price":65.22,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1050\/1524\/7191\/files\/higherbro-front-packaging-o2-sensors_50b8935b-4798-45b9-911f-e7e16c35682b.jpg?v=1790444301","url":"https:\/\/britishgarage.co.uk\/products\/higherbro-o2-sensor-set-for-hyundai-kia-2pcs-upstream-downstream-direct-fit-replacement-with-heater","provider":"British Garage","version":"1.0","type":"link"}