{"product_id":"ignition-coil-and-iridium-spark-plugs-for-ford-fusion-2010-2020-2-5l","title":"Ignition Coil and Iridium Spark Plugs for Ford Fusion (2010-2020) 2.5L","description":"\u003ch2\u003eDirect-Fit Ignition Coil and Iridium Spark Plug Service Kit for 2010-2020 Ford Fusion\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat it Does:\u003c\/strong\u003e Restores factory secondary ignition voltage and combustion efficiency by replacing worn coil-on-plug assemblies and fouled spark plugs in one complete service matched set.\u003c\/p\u003e\n\n\u003ch3\u003eThe Stock Fusion Ignition Degradation\u003c\/h3\u003e\n\u003cp\u003eThe 2.5L Duratec engine subjects factory coil packs to persistent thermal cycling and dielectric breakdown. Over time, high cylinder-head operating temperatures cause epoxy micro-cracking within OEM coil housings, leading to secondary voltage leakage, carbon tracking, and intermittent misfires under load. Concurrently, standard nickel or worn factory plugs suffer electrode erosion, widening the spark gap and placing elevated electrical resistance on the primary winding circuit, which manifests as rough idle, sluggish throttle response, and degraded fuel economy.\u003c\/p\u003e\n\n\u003ch3\u003eThe Engineering Solution\u003c\/h3\u003e\n\u003cp\u003eThis direct-replacement ignition service pack utilizes heavy-duty copper primary and secondary windings encased in high-dielectric epoxy resin to prevent internal flashover and resist thermal degradation. The coil-on-plug boots feature heat-resistant silicone and corrosion-resistant blade terminals for positive contact retention. Paired with high-temperature fine-wire iridium spark plugs, the kit ensures low required firing voltage, superior flame kernel expansion, consistent ignition under all engine loads, and long-term durability backed by a lifetime warranty.\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;\"\u003e2010-2020 Ford Fusion 2.5L 4-Cylinder\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;\"\u003eDuratec 25 \/ CD3 \u0026amp; CD4\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;\"\u003e175 hp \/ 175 lb-ft (Approx)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:8px;\"\u003e\u003cstrong\u003ePart Number \/ Interchange\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;\"\u003eFD505, FD-505, UF621, UF-621\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eCompatibility\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e2010 Ford Fusion S, SE 2.5L I4\u003c\/li\u003e\n  \u003cli\u003e2011 Ford Fusion S, SE 2.5L I4\u003c\/li\u003e\n  \u003cli\u003e2012 Ford Fusion S, SE 2.5L I4\u003c\/li\u003e\n  \u003cli\u003e2013 Ford Fusion S, SE 2.5L I4\u003c\/li\u003e\n  \u003cli\u003e2014 Ford Fusion S, SE 2.5L I4\u003c\/li\u003e\n  \u003cli\u003e2015 Ford Fusion S, SE 2.5L I4\u003c\/li\u003e\n  \u003cli\u003e2016 Ford Fusion S, SE 2.5L I4\u003c\/li\u003e\n  \u003cli\u003e2017 Ford Fusion S, SE 2.5L I4\u003c\/li\u003e\n  \u003cli\u003e2018 Ford Fusion S, SE 2.5L I4\u003c\/li\u003e\n  \u003cli\u003e2019 Ford Fusion S, SE 2.5L I4\u003c\/li\u003e\n  \u003cli\u003e2020 Ford Fusion S 2.5L I4\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eThe Ford Commuter Reliability Standard\u003c\/h3\u003e\n\u003cp\u003eEngineered to eliminate check engine lights, rough cold starts, and hesitation, this ignition kit maintains stable combustion pressure and factory-spec diagnostic compliance for dependable daily commuting.\u003c\/p\u003e","brand":"VelocityMax","offers":[{"title":"Default Title","offer_id":50451971932408,"sku":"DS-EMPGBFRYF","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-ford-fusion-2010-2020-2-5l-1.jpg?v=1788715382","url":"https:\/\/performancechiptuning.com\/es\/products\/ignition-coil-and-iridium-spark-plugs-for-ford-fusion-2010-2020-2-5l","provider":"Performance Chip Tuning","version":"1.0","type":"link"}