{"product_id":"ignition-coil-and-iridium-spark-plugs-for-volkswagen-jetta-2001-2005-1-8l","title":"Ignition Coil and Iridium Spark Plugs for Volkswagen Jetta (2001-2005) 1.8L","description":"\u003ch2\u003eDirect-Fit Ignition Coil and Iridium Spark Plug Kit for 2001-2005 Volkswagen Jetta\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat it Does:\u003c\/strong\u003e Restores precise ignition timing and high-energy spark delivery across all cylinders to eliminate boost misfires, rough idle, and unburned fuel conditions on 1.8T engines.\u003c\/p\u003e\n\n\u003ch3\u003eThe Stock Jetta Ignition Breakdown\u003c\/h3\u003e\n\u003cp\u003eThe factory push-down coil packs on the transverse 1.8T EA113 engine sit directly above the cylinder head where they endure continuous, extreme thermal cycling. Over time, internal insulation deteriorates, causing secondary winding dielectric failure, spark blow-out under boost pressure, and recurring P0300-P0304 fault codes. Additionally, degraded factory spark plugs develop widened gaps that increase electrical load, accelerating coil degradation and causing intermittent hesitation.\u003c\/p\u003e\n\n\u003ch3\u003eThe Engineering Solution\u003c\/h3\u003e\n\u003cp\u003eThis direct-replacement ignition overhaul kit pairs heavy-duty coil-on-plug packs with fine-wire iridium spark plugs. Manufactured with high-purity internal copper windings, reinforced thermoplastic housings, and OEM-spec blade terminals, the coils resist thermal saturation and prevent current leakage. The matched iridium plugs offer superior thermal stability, maintaining a concentrated spark kernel under peak manifold pressure for crisp throttle response and clean combustion.\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;\"\u003e2001-2005 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 Turbo EA113 (AWW \/ AWP) \/ Mk4 (Typ 1J)\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;\"\u003e150–180 hp \/ 162–174 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;\"\u003eUF411, 06A905115\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eCompatibility\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e2001-2005 Volkswagen Jetta GL 1.8L Turbo\u003c\/li\u003e\n  \u003cli\u003e2001-2005 Volkswagen Jetta GLS 1.8L Turbo\u003c\/li\u003e\n  \u003cli\u003e2001, 2003 Volkswagen Jetta Wolfsburg Edition 1.8L Turbo\u003c\/li\u003e\n  \u003cli\u003e2002-2005 Volkswagen Jetta GLI 1.8L Turbo\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eThe Volkswagen Precision Standard\u003c\/h3\u003e\n\u003cp\u003eEngineered to meet stringent European diagnostic standards, this ignition kit maintains factory resistance profiles to ensure flawless ECU communication, complete combustion efficiency, and zero check engine lights.\u003c\/p\u003e","brand":"VelocityMax","offers":[{"title":"Default Title","offer_id":50452882587896,"sku":"DS-ER9LF9GTG","price":100.95,"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-2001-2005-1-8l-1.jpg?v=1788724288","url":"https:\/\/performancechiptuning.com\/es\/products\/ignition-coil-and-iridium-spark-plugs-for-volkswagen-jetta-2001-2005-1-8l","provider":"Performance Chip Tuning","version":"1.0","type":"link"}