{"product_id":"ignition-coil-and-iridium-spark-plugs-for-volkswagen-jetta-2009-2010-1-8l","title":"Ignition Coil and Iridium Spark Plugs for Volkswagen Jetta (2009-2010) 1.8L","description":"\u003ch2\u003eDirect-Fit Ignition Coil \u0026amp; Iridium Spark Plug Service Kit for 2009-2010 Volkswagen Jetta\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003ePrecision Ignition Overhaul:\u003c\/strong\u003e Direct-replacement ignition service pack engineered to eliminate high-boost misfires, stabilize idle dynamics, and restore factory combustion efficiency across 4-cylinder turbocharged platforms.\u003c\/p\u003e\n\n\u003ch3\u003eThe Stock Jetta Thermal Breakdown\u003c\/h3\u003e\n\u003cp\u003eFactory coil packs seated inside the compact cylinder head valley endure extreme thermal cycling from the adjacent turbocharger manifold. Over mileage, OEM internal copper windings suffer thermal fatigue and insulation breakdown, causing micro-arcing and resistance drift. Paired with degraded factory plug gaps, this ignition fatigue leads to spark blowout under load, sluggish throttle modulation, rough cold starts, and persistent P0300-P0304 misfire diagnostic trouble codes.\u003c\/p\u003e\n\n\u003ch3\u003eThe Engineering Solution\u003c\/h3\u003e\n\u003cp\u003eThis comprehensive overhaul kit combines four heavy-duty coil-on-plug assemblies with four fine-wire iridium spark plugs. The replacement coils feature high-conductivity copper windings, reinforced silicone boots, and heat-resistant epoxy potting to prevent dielectric breakdown under prolonged engine bay heat soak. The paired iridium plugs reduce required ionization voltage while optimizing flame-kernel expansion under boost, securing stable ignition continuity and crisp power delivery.\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;\"\u003e2009-2010 Volkswagen Jetta\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;\"\u003e1.8L TSI (EA888\/EA113) \/ Mk5 (Typ 1K)\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;\"\u003e160 hp \/ 184 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;\"\u003eUF575, UF529, 07K905715D, 07K905715F, 07K905715C, L06F905115G, 5C1773\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eCompatibility\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e2009 Volkswagen Jetta (1.8L 4-Cylinder Turbocharged Gas)\u003c\/li\u003e\n  \u003cli\u003e2010 Volkswagen Jetta (1.8L 4-Cylinder Turbocharged Gas)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eThe Volkswagen Precision Standard\u003c\/h3\u003e\n\u003cp\u003eBuilt to align precisely with European engine management dwell times and resistance curves, this kit delivers full OEM integration, ensuring zero check-engine lights and immediate throttle response.\u003c\/p\u003e","brand":"VelocityMax","offers":[{"title":"Default Title","offer_id":50451950108920,"sku":"DS-E7BQTG8SC","price":79.95,"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-volkswagen-jetta-2009-2010-1-8l-1.jpg?v=1788714094","url":"https:\/\/performancechiptuning.com\/es\/products\/ignition-coil-and-iridium-spark-plugs-for-volkswagen-jetta-2009-2010-1-8l","provider":"Performance Chip Tuning","version":"1.0","type":"link"}