{"product_id":"ignition-coil-iridium-spark-plugs-for-bmw-m5-2000-2003-5-0l-v8","title":"Ignition Coil \u0026 Iridium Spark Plugs for BMW M5 (2000-2003) 5.0L V8","description":"\u003ch2\u003eDirect-Replacement Ignition Coils \u0026amp; Iridium Plugs for 2000-2003 BMW M5\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat it Does:\u003c\/strong\u003e Restores complete combustion efficiency and eliminates misfires by replacing aging factory ignition components with high-output coils and long-life iridium spark plugs.\u003c\/p\u003e\n\n\u003ch3\u003eThe Stock S62 Ignition Weakness\u003c\/h3\u003e\n\u003cp\u003eThe high-revving S62 V8 engine in the E39 M5 generates immense under-hood temperatures, accelerating the degradation of factory ignition coil epoxy and spark plug electrodes. Constant thermal cycling causes micro-cracks in OEM coil housings, leading to voltage leaks, erratic spark timing, and misfires under heavy load. Furthermore, standard plugs wear prematurely in this high-compression environment, widening the spark gap. This forces the ignition coils to work harder, ultimately triggering the dreaded engine failsafe mode and multiple cylinder misfire codes (P0300-P0308).\u003c\/p\u003e\n\n\u003ch3\u003eThe Engineering Solution\u003c\/h3\u003e\n\u003cp\u003eThis 16-piece kit overhauls the primary ignition circuit with 8 high-dielectric epoxy ignition coils and 8 iridium-tipped spark plugs. The coils feature upgraded copper windings and heat-resistant silicone boots to isolate high-voltage spark from the aluminum valve covers. By providing a consistent spark duration, these coils ensure complete fuel combustion. The matched iridium plugs utilize an ultra-fine center electrode requiring less voltage to bridge the gap, significantly reducing coil strain. This restores factory throttle response, stabilizes idle vacuum, and prevents unburnt fuel from damaging the catalytic converters during high-RPM pulls.\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;\"\u003e2000-2003 BMW M5\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;\"\u003eS62 5.0L V8 \/ E39\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;\"\u003e394 hp \/ 369 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;\"\u003eUF300, UF354, 62B56, IC417, 12131703228, 12137599219, 12131703227, 12131404309\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eCompatibility\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e2000 BMW M5 5.0L V8\u003c\/li\u003e\n  \u003cli\u003e2001 BMW M5 5.0L V8\u003c\/li\u003e\n  \u003cli\u003e2002 BMW M5 5.0L V8\u003c\/li\u003e\n  \u003cli\u003e2003 BMW M5 5.0L V8\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eThe BMW Precision Standard\u003c\/h3\u003e\n\u003cp\u003eDesigned to meet strict European operational tolerances, this ignition service kit ensures smooth, CEL-free performance, restoring the precise throttle mapping and high-revving power delivery expected from the E39 chassis.\u003c\/p\u003e","brand":"VelocityMax","offers":[{"title":"Default Title","offer_id":50182588825848,"sku":"DS-E41SZAKQ7","price":159.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0800\/1290\/2648\/files\/ignition-coil-iridium-spark-plugs-for-bmw-m5-2000-2003-5-0l-v8-1.jpg?v=1787086311","url":"https:\/\/performancechiptuning.com\/products\/ignition-coil-iridium-spark-plugs-for-bmw-m5-2000-2003-5-0l-v8","provider":"Performance Chip Tuning","version":"1.0","type":"link"}