{"product_id":"bdfhyk-ignition-coil-pack-iridium-spark-plug-kit-uf557-by481zfr5f-set-of-4-direct-replacement-for-jeep-dodge-chrysler","title":"BDFHYK Ignition Coil Pack \u0026 Iridium Spark Plug Kit UF557 + BY481ZFR5F — Set of 4, Direct Replacement for Jeep\/Dodge\/Chrysler","description":"\u003cp\u003e\u003cstrong\u003eBDFHYK’s set pairs four UF557 ignition coil packs with iridium BY481ZFR5F spark plugs to restore reliable ignition for select Jeep, Dodge and Chrysler models.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eIf your vehicle is showing signs of rough idle, hard starts, or reduced throttle response after many miles, worn ignition coils and spark plugs are common causes. This kit is engineered as a direct-replacement assembly for numerous 2007–2019 model-year applications, combining coil packs built from durable materials with high-performance iridium plugs to help re-establish consistent firing and smoother running.\u003c\/p\u003e\n\n\u003ch3\u003eWhich vehicles and engines does this kit fit?\u003c\/h3\u003e\n\u003cp\u003eThis BDFHYK combination is designed for specific Jeep, Dodge and Chrysler models across several years. Confirm fitment by checking your vehicle’s OE part numbers before ordering.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCompatible models include Jeep Patriot and Compass (2007–2017).\u003c\/li\u003e\n  \u003cli\u003eAlso fits Dodge Journey (2009–2019), Caliber (2007–2012), Avenger (2008–2014).\u003c\/li\u003e\n  \u003cli\u003eChrysler fit includes 200 (2011–2014), Sebring (2007–2010) and Cirrus (2008–2010).\u003c\/li\u003e\n  \u003cli\u003eVerify OE references like UF557 \/ UF-557 and BY481ZFR5F against your vehicle.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow are the coil packs manufactured and what materials are used?\u003c\/h3\u003e\n\u003cp\u003eBDFHYK coil packs use materials chosen for longevity and stable electrical performance. The construction aims to resist heat and vibration common in modern engines.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCore components utilize silicon steel for magnetic stability.\u003c\/li\u003e\n  \u003cli\u003eHigh-grade insulating rubbers sourced from Japan improve sealing and heat resistance.\u003c\/li\u003e\n  \u003cli\u003eVarnished winding wire meets elevated durability standards, sourced from German suppliers.\u003c\/li\u003e\n  \u003cli\u003eEach coil is produced to match OE electrical and dimensional specifications.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat advantage do the iridium BY481ZFR5F spark plugs provide?\u003c\/h3\u003e\n\u003cp\u003eThe iridium electrodes offer a refined spark path that supports cleaner combustion and reliable starts compared with worn conventional plugs. They are selected to work well alongside the UF557 coils for balanced ignition performance.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eIridium tip reduces erosion for a longer service interval than standard plugs.\u003c\/li\u003e\n  \u003cli\u003eCeramic insulators help maintain consistent heat range and reduce misfires.\u003c\/li\u003e\n  \u003cli\u003eDesigned to improve throttle response and shorten cranking time when replacing aged plugs.\u003c\/li\u003e\n  \u003cli\u003eSupplied as four plugs to replace a full bank or four-cylinder ignition group.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhen should I replace both coils and spark plugs together?\u003c\/h3\u003e\n\u003cp\u003eReplacing coils and plugs as a matched set is recommended when either component shows age-related symptoms or when mileage exceeds typical service intervals. Swapping both improves compatibility and reduces repeat labor.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eConsider replacement after roughly 80,000 km or if you notice stumbling or misfires.\u003c\/li\u003e\n  \u003cli\u003eCommon signs include rough idle, slow acceleration, or increased fuel use.\u003c\/li\u003e\n  \u003cli\u003eChanging both ensures the ignition system has uniform electrical characteristics.\u003c\/li\u003e\n  \u003cli\u003eBuying a matched kit avoids mixing old parts with new parts that may mask underlying issues.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: This BDFHYK ignition coil and spark plug set is for owners or technicians working on compatible Jeep, Dodge, and Chrysler vehicles who want a complete, direct-fit ignition refresh. It’s aimed at drivers experiencing ignition-related drivability issues or anyone performing scheduled maintenance who prefers a coordinated kit engineered from higher-grade materials. Always cross-check the listed OE numbers and vehicle fitment before purchase to ensure correct application.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Do these parts match OEM part numbers?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes — check OE references such as UF557 and BY481ZFR5F against your vehicle before buying.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I replace coils and plugs myself?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: A competent DIYer can, but follow torque specs and safety steps; professional installation is recommended if unsure.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"BDFHYK","offers":[{"title":"Default Title","offer_id":48081015570590,"sku":"B0BFQQCR24","price":85.98,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/bdfhyk-coilpack-front-view.jpg?v=1785794583","url":"https:\/\/northtrailauto.ca\/products\/bdfhyk-ignition-coil-pack-iridium-spark-plug-kit-uf557-by481zfr5f-set-of-4-direct-replacement-for-jeep-dodge-chrysler","provider":"North Trail Auto","version":"1.0","type":"link"}