{"product_id":"ignition-coil-and-iridium-spark-plugs-for-kia-sorento-2018-2020-3-3l","title":"Ignition Coil and Iridium Spark Plugs for Kia Sorento (2018-2020) 3.3L","description":"\u003ch2\u003eDirect-Fit Ignition Coil and Iridium Spark Plug Kit for 2018-2020 Kia Sorento\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat it Does:\u003c\/strong\u003e The ignition coil and iridium spark plug kit restores combustion efficiency and primary spark energy on the 2018-2020 Kia Sorento to eliminate misfires, stabilize idle, and maintain factory fuel economy.\u003c\/p\u003e\n\n\u003ch3\u003eThe Stock Kia Sorento Coil Breakdown\u003c\/h3\u003e\n\u003cp\u003eIn the transverse-mounted 3.3L \u003cstrong\u003eLambda II GDI\u003c\/strong\u003e (G6DH) engine, the rear bank pencil coils endure intense thermal soak from the adjacent exhaust manifold and tightly packaged cylinder head. Over time, high operational temperatures degrade the OEM epoxy potting and secondary copper winding insulation. This thermal fatigue results in internal dielectric breakdown, micro-arcing, and spark energy dissipation. Concurrently, factory direct-injection cylinder pressures cause electrode erosion and excessive plug gap widening, driving primary circuit resistance beyond factory thresholds and triggering diagnostic trouble codes \u003cstrong\u003eP0300\u003c\/strong\u003e through \u003cstrong\u003eP0306\u003c\/strong\u003e under heavy throttle loads.\u003c\/p\u003e\n\n\u003ch3\u003eThe Engineering Solution\u003c\/h3\u003e\n\u003cp\u003eThis comprehensive ignition service kit provides six direct-fit coil-on-plug pencil coils paired with fine-wire iridium spark plugs designed specifically for the \u003cstrong\u003eUM\u003c\/strong\u003e chassis platform. The ignition coils feature high-purity electrolytic copper windings sealed in impact-resistant, vacuum-impregnated epoxy resin to eliminate internal flashover and resist thermal cycling breakdown. The matched iridium spark plugs utilize laser-welded fine-wire center electrodes that demand lower ionization voltage while providing superior thermal dissipation under high cylinder pressures. This configuration ensures an instantaneous, high-energy spark kernel across the entire rev band, directly restoring throttle response. Replaces OEM interchange numbers \u003cstrong\u003e273103L000\u003c\/strong\u003e and \u003cstrong\u003eUF844\u003c\/strong\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable width=\"100%\" style=\"border-collapse: collapse; border: 1px solid #e0e0e0; font-size: 14px; margin-bottom: 20px;\"\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;\"\u003e2018-2020 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;\"\u003e3.3L Lambda II GDI (G6DH) \/ UM\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;\"\u003eStock Output\u003c\/th\u003e\n\u003ctd style=\"padding:10px; border: 1px solid #e0e0e0;\"\u003e290 hp \/ 252 lb-ft\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\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;\"\u003e273103L000, UF844 (MPN: KIN133746TOP)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eCompatibility\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e2018 Kia Sorento 3.3L V6 (LX, EX, SX, SX Limited)\u003c\/li\u003e\n  \u003cli\u003e2019 Kia Sorento 3.3L V6 (L, LX, EX, SX, SX Limited, S)\u003c\/li\u003e\n  \u003cli\u003e2020 Kia Sorento 3.3L V6 (LX, EX, SX, S)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eDoes this fit the UM Sorento?\u003c\/strong\u003e\u003cbr\u003e Yes, this is a direct fit for the 2018-2020 Kia Sorento equipped with the 3.3L \u003cstrong\u003eLambda II GDI\u003c\/strong\u003e engine.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAre the included iridium spark plugs pre-gapped?\u003c\/strong\u003e\u003cbr\u003e Yes, the spark plugs are pre-calibrated to factory direct-injection gap tolerances for immediate drop-in installation.\u003c\/p\u003e\n\n\u003ch3\u003eThe Kia CUV Reliability Standard\u003c\/h3\u003e\n\u003cp\u003eEngineered to handle the continuous mechanical demands of heavy passenger transport and family towing, this ignition kit delivers uniform spark propagation to protect catalytic converters from raw fuel wash and maintain steady power on uphill grades.\u003c\/p\u003e","brand":"VelocityMax","offers":[{"title":"Default Title","offer_id":50594145206520,"sku":"DS-E9776H91U","price":158.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0800\/1290\/2648\/files\/ignition-coil-and-iridium-spark-plugs-for-kia-sorento-2018-2020-3-3l-1.jpg?v=1790057401","url":"https:\/\/performancechiptuning.com\/products\/ignition-coil-and-iridium-spark-plugs-for-kia-sorento-2018-2020-3-3l","provider":"Performance Chip Tuning","version":"1.0","type":"link"}