{"product_id":"uf549-ignition-coil-packs-9029-double-iridium-spark-plug-compatible","title":"UF549 Ignition Coil Packs \u0026 9029 Double Iridium Spark Plug Compatible","description":"\u003cp\u003eIn this review of the UF549 Ignition Coil Packs paired with 9029 Double Iridium Spark Plugs, the bottom line is straightforward: this kit is for Nissan and Infiniti owners who need an affordable, direct replacement that restores reliable ignition performance. The reviewer found the set best suited to models listed in the fitment notes, and the single biggest reason to buy is the combination of an OE-style coil design with long-life double iridium plugs that together address misfires, rough idle, and reduced fuel economy.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDirect fit compatibility:\u003c\/strong\u003e Designed to match OE form and fit for many Nissan and Infiniti models so installation is typically fast and straightforward.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDouble iridium spark plugs:\u003c\/strong\u003e Plugs use a double iridium tip for a longer working life and consistent, stable spark over extended mileage.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUF549 coil design:\u003c\/strong\u003e Coils include a stainless-steel spring and internal ferrite noise suppressor to reduce radiofrequency interference and improve reliability.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eImproved cold-start and idle:\u003c\/strong\u003e The matched coil and plug set helps restore cold-start performance and smooth engine idle when original parts are failing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterials and durability:\u003c\/strong\u003e Thermoplastic coil connectors resist heat-related fractures and the plug construction is rated for long service life.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThe kit is aimed at owners of compatible Nissan and Infiniti models - including Altima, Rogue, Sentra, Versa, Cube, Pathfinder, QX60 and several others - who need a complete four-cylinder ignition refresh without sourcing separate parts. It suits DIY mechanics and home installers who want a near-OE replacement that often fits without modification.\u003c\/p\u003e\n\u003cp\u003eThose who should look elsewhere are owners of engines or years not listed in the fitment notes, or buyers who require a dealer-branded warranty and official dealership service; this aftermarket kit offers a three-year product service and 24-hour support but is not a factory-branded part.\u003c\/p\u003e\n\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eGood functional replacement for OE coils and plugs, resolving misfires and rough idle in tested vehicles.\u003c\/li\u003e\n\u003cli\u003eDouble iridium plugs promise a longer service life and stable spark consistency.\u003c\/li\u003e\n\u003cli\u003eCoil pack design addresses noise suppression and heat resilience for durable operation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eFitment requires careful verification against the long vehicle list; not every model year or engine will be covered.\u003c\/li\u003e\n\u003cli\u003eInstallation instructions are not included, so a basic mechanical skill level is needed or reference to a manual.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eX4XZ\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIncluded parts\u003c\/td\u003e\n\u003ctd\u003eIgnition Coil Packs x4, Double Iridium Spark Plugs x4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOE Numbers\u003c\/td\u003e\n\u003ctd\u003eUF549 and 9029\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eReplacement part numbers\u003c\/td\u003e\n\u003ctd\u003eC1696, 5C1753, 22448ED000 and others listed by manufacturer\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompatible vehicles\u003c\/td\u003e\n\u003ctd\u003eSelected Nissan and Infiniti models 2007-2019 (see fitment list)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePlug lifespan\u003c\/td\u003e\n\u003ctd\u003eRated for long service life (designed for ~100,004 km equivalent)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSupport\u003c\/td\u003e\n\u003ctd\u003e24-hour customer service and 3 year product service\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eThe UF549 coil and 9029 double iridium spark plug kit is a practical, cost-effective repair option for compatible Nissan and Infiniti vehicles. It restores ignition reliability, often improves fuel efficiency, and delivers an OE-style fit and finish for DIY installers who verify fitment. It represents good value for drivers who need dependable replacements without dealer pricing.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eWill these coils and plugs fit my vehicle?\u003c\/strong\u003e\u003cbr\u003eCheck the detailed fitment list against your model year and engine; compatibility spans many Nissan and Infiniti models from 2007 to 2019 but must be confirmed.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAre installation instructions included?\u003c\/strong\u003e\u003cbr\u003eThe kit does not include a printed manual, so basic mechanical experience or a service manual is recommended for proper installation.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat warranty or support is offered?\u003c\/strong\u003e\u003cbr\u003eManufacturer support includes 24-hour customer service and a three-year product service for quality or installation concerns.\u003c\/p\u003e","brand":"X4XZ","offers":[{"title":"Default Title","offer_id":48266232824027,"sku":"B0CB9TKDRK","price":59.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/61kg7L2N1tL._AC_SL1500.jpg?v=1778318050","url":"https:\/\/gearmusthave.com\/products\/uf549-ignition-coil-packs-9029-double-iridium-spark-plug-compatible","provider":"GearMustHave","version":"1.0","type":"link"}