{"product_id":"ignition-coil-iridium-spark-plugs-for-lexus-gs430-2001-2007-4-3l-v8","title":"Ignition Coil \u0026 Iridium Spark Plugs for Lexus GS430 (2001-2007) 4.3L V8","description":"\u003ch2\u003eDirect Replacement Ignition Coils \u0026amp; Iridium Spark Plugs for 2001-2007 Lexus GS430 (3UZ-FE \/ S160 \u0026amp; S190)\u003c\/h2\u003e\n  \n  \u003cp\u003e\u003cstrong\u003eRestores ignition efficiency:\u003c\/strong\u003e This complete ignition overhaul kit replaces aging factory coils and plugs to restore proper spark energy, eliminate misfires, and stabilize the idle on your 4.3L V8.\u003c\/p\u003e\n  \n  \u003ch3\u003eThe Stock 3UZ-FE Ignition Degradation\u003c\/h3\u003e\n  \u003cp\u003eOver thousands of heat cycles, the factory ignition coils on the 3UZ-FE suffer from degraded epoxy resin and increased internal winding resistance. Heat soak from the V8 engine bay accelerates the breakdown of the coil boots and internal circuitry, leading to weak spark output and voltage leaks. Combined with worn conventional or platinum spark plugs, this electrical degradation manifests as rough idling, partial-throttle hesitation, increased emissions, and cylinder misfire codes (P0300-P0308). The restrictive nature of a failing ignition system ultimately robs the engine of its factory torque curve, diminishing fuel efficiency and overall drivetrain smoothness.\u003c\/p\u003e\n  \n  \u003ch3\u003eThe Engineering Solution\u003c\/h3\u003e\n  \u003cp\u003eThis comprehensive kit addresses OEM shortcomings by pairing high-output ignition coils with performance iridium spark plugs. The upgraded coils feature enhanced copper wire windings and a high-dielectric epoxy housing to resist thermal breakdown under extreme engine bay temperatures. The included iridium spark plugs provide a highly concentrated spark through a fine-wire center electrode, requiring significantly less voltage to bridge the gap compared to standard plugs. This superior metallurgy ensures stable combustion, rapid flame propagation, and a consistent idle. By maximizing spark efficiency, this package restores throttle response, prevents high-RPM spark blowout, and guarantees long-term reliability for the 4.3L V8 platform.\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;\"\u003e\n    \u003ctr style=\"background-color: #f9f9f9;\"\u003e\n\u003ctd style=\"padding:8px;\"\u003e\u003cstrong\u003eFitment\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;\"\u003e2001-2007 Lexus GS430\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd style=\"padding:8px;\"\u003e\u003cstrong\u003eEngine \/ Chassis\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;\"\u003e4.3L 3UZ-FE V8 \/ S160 \u0026amp; S190\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr style=\"background-color: #f9f9f9;\"\u003e\n\u003ctd style=\"padding:8px;\"\u003e\u003cstrong\u003eStock Output\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;\"\u003e300 hp \/ 325 lb-ft (Approx)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd style=\"padding:8px;\"\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;\"\u003e9091902230, 5C1196, IC336SB, UF230T\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/table\u003e\n \n  \u003ch3\u003eCompatibility\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003e2001 Lexus GS430 4.3L V8\u003c\/li\u003e\n    \u003cli\u003e2002 Lexus GS430 4.3L V8\u003c\/li\u003e\n    \u003cli\u003e2003 Lexus GS430 4.3L V8\u003c\/li\u003e\n    \u003cli\u003e2004 Lexus GS430 4.3L V8\u003c\/li\u003e\n    \u003cli\u003e2005 Lexus GS430 4.3L V8\u003c\/li\u003e\n    \u003cli\u003e2006 Lexus GS430 4.3L V8\u003c\/li\u003e\n    \u003cli\u003e2007 Lexus GS430 4.3L V8\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch3\u003eThe Lexus Precision Standard\u003c\/h3\u003e\n  \u003cp\u003eEngineered to meet stringent JDM tolerances, this ignition system ensures factory-smooth power delivery, optimal fuel atomization, and zero check-engine lights, keeping your GS430 operating with precision and reliability.\u003c\/p\u003e","brand":"VelocityMax","offers":[{"title":"Default Title","offer_id":48262495797496,"sku":"DS-EI8OH6LDI","price":209.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0800\/1290\/2648\/files\/ignition-coil-iridium-spark-plugs-for-lexus-gs430-2001-2007-4-3l-v8-1.jpg?v=1776723216","url":"https:\/\/performancechiptuning.com\/products\/ignition-coil-iridium-spark-plugs-for-lexus-gs430-2001-2007-4-3l-v8","provider":"Performance Chip Tuning","version":"1.0","type":"link"}