{"product_id":"ignition-coil-and-iridium-spark-plugs-for-cadillac-ct5-2020-2022-2-0l","title":"Ignition Coil and Iridium Spark Plugs for Cadillac CT5 (2020-2022) 2.0L","description":"\u003ch2\u003eDirect-Fit Ignition Coil and Iridium Spark Plug Kit for 2020-2022 Cadillac CT5\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat it Does:\u003c\/strong\u003e The ignition coil and iridium spark plug kit restores secondary voltage saturation and stabilizes flame kernel formation on the 2020-2022 CT5 to resolve high-boost misfires and rough idling.\u003c\/p\u003e\n\n\u003ch3\u003eThe Stock Cadillac CT5 Dielectric Breakdown \u0026amp; Electrode Erosion\u003c\/h3\u003e\n\u003cp\u003eMounted tightly beneath the acoustic engine cover of the \u003cstrong\u003eAlpha 2\u003c\/strong\u003e platform, the factory coil-on-plug packs of the \u003cstrong\u003eLSY\u003c\/strong\u003e 2.0L turbo are exposed to severe thermal soak. Over thousands of heat cycles, the internal epoxy shielding degrades, causing primary and secondary coil insulation failure, micro-arcing, and internal resistance drift. Simultaneously, the factory spark plug gap widens under continuous combustion chamber pressure producing 258 lb-ft of torque. This widening increases ionization voltage demands past the degraded coils' output threshold, triggering P0300 through P0304 diagnostic codes, spark blowout under load, sluggish turbo response, and unburned fuel contamination.\u003c\/p\u003e\n\n\u003ch3\u003eThe Engineering Solution\u003c\/h3\u003e\n\u003cp\u003eThis comprehensive service pack replaces degraded ignition hardware with high-grade pencil ignition coils and fine-wire iridium spark plugs engineered for forced-induction duty. The coils utilize vacuum-impregnated resin potting and high-dielectric PBT housings to withstand ambient heat and prevent electrical leakage. Paired with ultra-fine iridium center electrodes capable of enduring combustion temperatures exceeding 4,400°F, this combination reduces required firing voltage, provides razor-sharp spark discharge, and resists spark blow-by under boost. Direct replacement for OEM part numbers \u003cstrong\u003e55515866\u003c\/strong\u003e, \u003cstrong\u003e12725605\u003c\/strong\u003e, and \u003cstrong\u003eUF914\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;\"\u003e2020-2022 Cadillac CT5\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;\"\u003e2.0L Turbo LSY \/ GM Alpha 2\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;\"\u003e237 hp \/ 258 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;\"\u003e55515866, UF914, GN11100, 12725605, KIN135233TOP\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eCompatibility\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e2020 Cadillac CT5 Luxury \/ Premium Luxury \/ Sport (2.0L L4 Turbo LSY)\u003c\/li\u003e\n  \u003cli\u003e2021 Cadillac CT5 Luxury \/ Premium Luxury \/ Sport (2.0L L4 Turbo LSY)\u003c\/li\u003e\n  \u003cli\u003e2022 Cadillac CT5 Luxury \/ Premium Luxury \/ Sport (2.0L L4 Turbo LSY)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eDoes this fit the Alpha 2 CT5?\u003c\/strong\u003e\u003cbr\u003e Yes, this is a direct fit for the 2020-2022 Cadillac CT5 equipped with the LSY 2.0L turbocharged engine.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAre the iridium spark plugs pre-gapped for this turbocharged application?\u003c\/strong\u003e\u003cbr\u003e Yes, the plugs are pre-gapped to factory LSY specifications, though checking gap clearance with a coin gauge or feeler gauge before torque installation is always recommended.\u003c\/p\u003e\n\n\u003ch3\u003eThe Cadillac Precision Standard\u003c\/h3\u003e\n\u003cp\u003eEngineered to meet OE electrical tolerances, this ignition refresh preserves the powertrain's refined cruising quietness, eliminates CEL misfire triggers, and ensures crisp boost transition across all drive modes.\u003c\/p\u003e","brand":"VelocityMax","offers":[{"title":"Default Title","offer_id":50594287943928,"sku":"DS-EOU3LIGWJ","price":104.95,"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-cadillac-ct5-2020-2022-2-0l-1.jpg?v=1790058703","url":"https:\/\/performancechiptuning.com\/products\/ignition-coil-and-iridium-spark-plugs-for-cadillac-ct5-2020-2022-2-0l","provider":"Performance Chip Tuning","version":"1.0","type":"link"}