{"product_id":"x4xz-ignition-coil-spark-plug-kit-uf648-97390-6-pack-double-iridium-direct-fit","title":"X4XZ Ignition Coil \u0026 Spark Plug Kit UF648 + 97390 6-Pack — Double Iridium, Direct Fit","description":"\u003cp\u003e\u003cstrong\u003eX4XZ UF648 ignition coil packs paired with 97390 double iridium spark plugs replace six factory units to restore reliable spark, smoother idle, and improved drivability for compatible Chrysler, Dodge, Jeep, Ram and Volkswagen 3.6L engines.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThis complete 6-pack set from X4XZ includes six UF648-style ignition coil packs and six 97390 double iridium spark plugs engineered to meet or exceed OE fit and function. Designed for a direct swap with the original equipment numbers, the kit helps address misfires, rough idling, reduced power and inconsistent starts by renewing both the high-voltage source and the spark tip. Materials and design choices focus on longevity, stable spark, and resistance to heat and electrical noise without changing engine tuning.\u003c\/p\u003e\n\n\u003ch3\u003eWhich vehicles will accept this ignition coil and spark plug kit?\u003c\/h3\u003e\n\u003cp\u003eThis X4XZ kit targets a wide range of Chrysler-Fiat group 3.6L engines and certain Volkswagen Routan models. It covers model years and platforms listed by original equipment cross-reference to ensure compatibility before purchase.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eChrysler: 2011–2017 200, 2011–2023 300, 2011–2016 Town \u0026amp; Country\u003c\/li\u003e\n  \u003cli\u003eJeep: 2014–2022 Cherokee (3.2L), 2011–2015 Grand Cherokee, 2012–2017 Wrangler, 2018 Wrangler JK\u003c\/li\u003e\n  \u003cli\u003eDodge: 2011–2014 Avenger, 2011–2023 Challenger, 2011–2023 Charger, 2011–2015 Durango, 2011–2020 Grand Caravan, 2011–2019 Journey\u003c\/li\u003e\n  \u003cli\u003eRam \u0026amp; ProMaster: 2013–2018 Ram 1500, 2019–2024 Ram 1500 Classic, 2012–2015 Ram C\/V, 2014–2021 ProMaster 1500\/2500\/3500\u003c\/li\u003e\n  \u003cli\u003eVolkswagen: 2011–2014 Routan\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow do the double iridium plugs and UF648 coils improve ignition performance?\u003c\/h3\u003e\n\u003cp\u003eDouble iridium electrodes provide a durable, precise spark point that maintains consistency over long service intervals, while UF648 coils supply stable high-voltage output and resist electrical interference. Together they reduce misfires and help the engine run more smoothly without altering factory electronics.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eDouble iridium tips: extended life and consistent spark quality\u003c\/li\u003e\n  \u003cli\u003eStainless-steel springs and ferrite suppressors reduce radio interference\u003c\/li\u003e\n  \u003cli\u003eThermoplastic connectors resist heat-related cracking and ensure solid electrical contact\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat should I expect during installation and compatibility with OE parts?\u003c\/h3\u003e\n\u003cp\u003eThe kit is built as an OEM-style replacement and matches common original reference numbers, so installation is typically a direct swap with no modifications. No manual is included, but the plug-and-play design makes it suitable for standard DIY maintenance or professional install.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eReplaces OE numbers including C1791, 5C1848, E1148 and more\u003c\/li\u003e\n  \u003cli\u003ePack contents: 6 ignition coil packs + 6 double iridium spark plugs\u003c\/li\u003e\n  \u003cli\u003eEasy installation: direct-fit connectors and coil mounting points align with factory locations\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat durability and support features are included with this replacement kit?\u003c\/h3\u003e\n\u003cp\u003eMaterials and construction choices extend service life and preserve performance: iridium electrodes significantly outlast conventional plugs, and coil components use heat-resistant plastics and internal noise suppression. X4XZ also provides customer support for fitment or quality concerns.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eSpark plug life rated around 100,000 kilometers under normal use\u003c\/li\u003e\n  \u003cli\u003eInternal ferrite noise suppressor for cleaner electrical environment\u003c\/li\u003e\n  \u003cli\u003eOne-year product service and 24-hour customer support from X4XZ\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: This six-pack X4XZ ignition coil and plug kit is intended for owners and technicians working on Chrysler, Dodge, Jeep, Ram and compatible Volkswagen 3.6L engines who need a full-cylinder ignition refresh. It’s useful for vehicles showing misfires, rough idle, decreased power or poor cold starts, and for anyone who prefers a complete set to replace all coils and plugs at once for uniform performance.\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: Does this kit include all parts needed for six cylinders?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes — the package contains six UF648 ignition coil packs and six 97390 double iridium spark plugs for all six cylinders.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Will these parts fit my 2015 Ram 1500 3.6L?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes — the kit lists compatibility with 2013–2018 Ram 1500 3.6L models; verify engine code and OE numbers to confirm fit.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"X4XZ","offers":[{"title":"Default Title","offer_id":55170312110423,"sku":"B0CQQ43CX5","price":99.52,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1050\/1524\/7191\/files\/x4xz-front-packaging-uf648-97390-kit.jpg?v=1790427422","url":"https:\/\/britishgarage.co.uk\/products\/x4xz-ignition-coil-spark-plug-kit-uf648-97390-6-pack-double-iridium-direct-fit","provider":"British Garage","version":"1.0","type":"link"}