{"product_id":"ignition-coil-and-iridium-spark-plugs-for-lexus-rc300-2018-2020-2-0l","title":"Ignition Coil and Iridium Spark Plugs for Lexus RC300 (2018-2020) 2.0L","description":"\u003ch2\u003eDirect-Fit Ignition Coil and Iridium Spark Plug Kit for 2018-2020 Lexus RC300\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat it Does:\u003c\/strong\u003e The ignition coil and iridium spark plug kit replaces fatigued factory ignition components on the 2018-2020 Lexus RC300 2.0L Turbo to eliminate high-boost misfires and restore sharp throttle response.\u003c\/p\u003e\n\n\u003ch3\u003eThe Stock Lexus RC300 Dielectric Breakdown and Gap Erosion\u003c\/h3\u003e\n\u003cp\u003eIn the turbocharged \u003cstrong\u003eASC10\u003c\/strong\u003e chassis, high engine bay temperatures and continuous boost cycles place extreme thermal stress on the ignition system. Over time, the factory \u003cstrong\u003e8AR-FTS\u003c\/strong\u003e ignition coil packs experience internal epoxy cracking and secondary winding insulation fatigue, which allows high-voltage leakage and carbon tracking. Concurrently, factory spark plug ground electrodes erode, steadily widening the spark gap. Under wide-open throttle, high cylinder pressures quench the weakened spark, leading to ignition blowout, rough idling, hesitation under load, and DTC misfire codes (P0300–P0304).\u003c\/p\u003e\n\n\u003ch3\u003eThe Engineering Solution\u003c\/h3\u003e\n\u003cp\u003eThis comprehensive service kit replaces degraded components with four heavy-duty direct-fit pencil coils and four matched fine-wire iridium spark plugs. The ignition coils are engineered with high-dielectric epoxy and low-resistance copper windings to meet and exceed OEM specifications for \u003cstrong\u003e90919-02269\u003c\/strong\u003e and \u003cstrong\u003eUF916\u003c\/strong\u003e, preventing thermal degradation and current leakage. Paired with ultra-fine iridium center electrodes and platinum-tipped ground electrodes, this kit reduces the required firing voltage, provides superior quench resistance, and stabilizes ignition timing under peak boost levels.\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 Lexus RC300 (2.0L Turbo RWD)\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;\"\u003e\n\u003cstrong\u003e8AR-FTS\u003c\/strong\u003e \/ \u003cstrong\u003eASC10\u003c\/strong\u003e\n\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;\"\u003e241 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;\"\u003e\n\u003cstrong\u003e90919-02269\u003c\/strong\u003e, \u003cstrong\u003eUF916\u003c\/strong\u003e, \u003cstrong\u003eKIN133346TOP\u003c\/strong\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eCompatibility\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e2018 Lexus RC300 Base 2.0L Turbo RWD (Chassis: \u003cstrong\u003eASC10\u003c\/strong\u003e)\u003c\/li\u003e\n  \u003cli\u003e2018 Lexus RC300 F Sport 2.0L Turbo RWD (Chassis: \u003cstrong\u003eASC10\u003c\/strong\u003e)\u003c\/li\u003e\n  \u003cli\u003e2019 Lexus RC300 Base 2.0L Turbo RWD (Chassis: \u003cstrong\u003eASC10\u003c\/strong\u003e)\u003c\/li\u003e\n  \u003cli\u003e2019 Lexus RC300 F Sport 2.0L Turbo RWD (Chassis: \u003cstrong\u003eASC10\u003c\/strong\u003e)\u003c\/li\u003e\n  \u003cli\u003e2020 Lexus RC300 Base 2.0L Turbo RWD (Chassis: \u003cstrong\u003eASC10\u003c\/strong\u003e)\u003c\/li\u003e\n  \u003cli\u003e2020 Lexus RC300 F Sport 2.0L Turbo RWD (Chassis: \u003cstrong\u003eASC10\u003c\/strong\u003e)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eDoes this fit the ASC10 RC300?\u003c\/strong\u003e\u003cbr\u003e Yes, this is a direct fit for the 2018-2020 Lexus RC300 equipped with the \u003cstrong\u003e8AR-FTS\u003c\/strong\u003e 2.0L turbo engine.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDo these iridium spark plugs require pre-gapping prior to installation?\u003c\/strong\u003e\u003cbr\u003e The spark plugs are preset for factory \u003cstrong\u003e8AR-FTS\u003c\/strong\u003e clearances, but gentle verification with a feeler gauge is recommended before torquing.\u003c\/p\u003e\n\n\u003ch3\u003eThe Lexus Precision Standard\u003c\/h3\u003e\n\u003cp\u003eMaintaining the sports-coupe dynamics of the \u003cstrong\u003eASC10\u003c\/strong\u003e platform requires uncompromising combustion precision. Renewing both ignition coils and plugs at the same service interval guarantees consistent flame core development, clean high-RPM pull, and zero check-engine lights.\u003c\/p\u003e","brand":"VelocityMax","offers":[{"title":"Default Title","offer_id":50594595766520,"sku":"DS-E1XQ4UQ36","price":103.95,"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-lexus-rc300-2018-2020-2-0l-1.jpg?v=1790059168","url":"https:\/\/performancechiptuning.com\/es\/products\/ignition-coil-and-iridium-spark-plugs-for-lexus-rc300-2018-2020-2-0l","provider":"Performance Chip Tuning","version":"1.0","type":"link"}