{"product_id":"bdfhyk-ignition-coil-pack-set-of-4-uf557-ic637-compatible-direct-fit-oe-style-coils-for-jeep-dodge-chrysler-4-cyl","title":"BDFHYK Ignition Coil Pack Set of 4 UF557\/IC637 Compatible — Direct-Fit OE-Style Coils for Jeep, Dodge, Chrysler 4‑Cyl","description":"\u003cp\u003e\u003cstrong\u003eBDFHYK UF557 ignition coil pack set of 4 is a direct-fit replacement designed to restore spark performance for select Jeep, Dodge and Chrysler 4-cylinder engines.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThese coil packs are built as OE-style replacements for vehicles using UF557\/IC637 compatible coils. Constructed from high-quality PBT and PPO materials and fitted with original-style chips, the set aims to deliver consistent spark, resist heat and corrosion, and reduce misfire symptoms when installed alongside properly maintained spark plugs. Before ordering, verify fitment by year, make, model and OE number to ensure compatibility with your specific engine.\u003c\/p\u003e\n\n\u003ch3\u003eWhich vehicles and engines will these coils fit?\u003c\/h3\u003e\n\u003cp\u003eThese BDFHYK coils are engineered for several Chrysler Group 4-cylinder platforms. They cover multiple model years of Jeep Patriot, Jeep Compass, Dodge Journey, Dodge Caliber, Dodge Avenger and Chrysler 200 \/ Sebring when those vehicles use the listed OE numbers.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eJeep Patriot 2007–2017, Jeep Compass 2007–2017\u003c\/li\u003e\n  \u003cli\u003eDodge Journey 2009–2020, Dodge Caliber 2007–2012, Dodge Avenger 2008–2014\u003c\/li\u003e\n  \u003cli\u003eChrysler 200 2011–2014, Chrysler Sebring 2007–2010\u003c\/li\u003e\n  \u003cli\u003eCompatible OEM numbers: UF557, IC637 and related part references listed in product details\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow does installing these coils affect engine performance?\u003c\/h3\u003e\n\u003cp\u003eReplacing worn or failing coils with this set can restore reliable ignition and reduce symptoms tied to weak spark, such as hesitation, rough idle, or reduced fuel economy. Results depend on overall ignition system health, so pair coil replacement with fresh spark plugs and correct wiring for best outcome.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eRestores stronger, more consistent spark to each cylinder\u003c\/li\u003e\n  \u003cli\u003eReduces misfires and engine hesitation when spark plugs are in good condition\u003c\/li\u003e\n  \u003cli\u003eImproves starting reliability and steadier idle response\u003c\/li\u003e\n  \u003cli\u003eHelps maintain intended fuel efficiency if other systems are functioning\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat are the build and quality features of these BDFHYK coils?\u003c\/h3\u003e\n\u003cp\u003eBDFHYK coils use durable polymer housings and original-style electronic chips to replicate OE characteristics and heat resistance. The materials cited (German PBT and US-sourced PPO) are intended to increase corrosion and wear resistance; installation is designed to be a direct plug-in for compatible applications.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003ePBT and PPO housings for improved heat and chemical resistance\u003c\/li\u003e\n  \u003cli\u003eOriginal-spec chip for consistent electrical performance\u003c\/li\u003e\n  \u003cli\u003eDirect replacement form factor for straightforward installation\u003c\/li\u003e\n  \u003cli\u003eSold as a set of four to service all cylinders on most 4-cylinder applications\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow should I install and maintain these coils for longest life?\u003c\/h3\u003e\n\u003cp\u003eInstallation is generally a plug-and-play replacement; however, always follow vehicle service manual procedures and take precautions around the battery and ignition system. Prolong coil life by replacing aged spark plugs, keeping connectors clean and avoiding oil or coolant leaks near the coils.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eReplace spark plugs if they show wear before installing new coils\u003c\/li\u003e\n  \u003cli\u003eInspect wiring harnesses and connectors for corrosion or damage\u003c\/li\u003e\n  \u003cli\u003eTorque mounting bolts to factory specifications and ensure snug electrical connections\u003c\/li\u003e\n  \u003cli\u003eAddress nearby leaks (oil\/coolant) that can degrade coil housings\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: This set is for DIY mechanics and professional technicians who need a cost-effective, OE-style ignition coil replacement for 1.8L, 2.0L and 2.4L 4-cylinder Jeep, Dodge and Chrysler engines that accept the UF557\/IC637 family of parts. Choose this kit when you want a complete four-coil service, prefer parts built with higher-grade polymers, and have confirmed fitment with your vehicle’s year, model and OE part number.\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: Are these coils a direct fit for my Jeep Patriot?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: They fit many 2007–2017 Patriot models using UF557\/IC637-type coils; verify your vehicle year and OE part number before purchase.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Should I replace spark plugs when installing these coils?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes; replacing worn spark plugs helps prevent coil overwork and extends the coils' service life.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"BDFHYK","offers":[{"title":"Default Title","offer_id":48083830145182,"sku":"B0B99498XW","price":64.98,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/bdfhyk-ignition-coil-pack-front-view_759eb3e3-1020-4353-9392-284129689642.jpg?v=1785836755","url":"https:\/\/northtrailauto.ca\/products\/bdfhyk-ignition-coil-pack-set-of-4-uf557-ic637-compatible-direct-fit-oe-style-coils-for-jeep-dodge-chrysler-4-cyl","provider":"North Trail Auto","version":"1.0","type":"link"}