{"product_id":"uf549-ignition-coils-double-iridium-spark-plug-set-reliable-fit","title":"UF549 Ignition Coils \u0026 Double Iridium Spark Plug Set - Reliable Fit","description":"\u003cp\u003eIn this review the UF549 ignition coil and double iridium spark plug set is evaluated for drivers needing a costeffective replacement for certain Nissan and related models. The bottom line: this kit is for owners who want a direct-fit ignition solution that restores reliable starts and smoother idle without expensive dealer parts. The reviewer found the set installs quickly, improves engine smoothness, and holds up in everyday use, making it a practical choice for routine ignition service or preventive maintenance.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDirect vehicle fitment:\u003c\/strong\u003e Covers a wide range of Nissan models and compatible Chevy City Express applications, simplifying parts selection for common mid2000s to late2010s vehicles.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFast ignition response:\u003c\/strong\u003e Rated to fire in about 0.1-0.2 seconds, which helps reduce misfires and improves throttle response during acceleration.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurable coil construction:\u003c\/strong\u003e Designed for 140 C high temperature corrosion resistance and RF interference protection, supporting reliable operation under heat and electrical noise.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLonger service life spark plugs:\u003c\/strong\u003e Double iridium electrodes extend plug life, stabilize idle, and help with consistent cold starts and fuel efficiency.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh voltage output:\u003c\/strong\u003e Built to provide strong spark energy for smoother engine operation and clearer combustion across cylinders.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEasy installation:\u003c\/strong\u003e Intended as a nearOEM replacement that installs quickly and matches original mounting and connectors.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWho It's For\u003c\/h2\u003e\u003cp\u003eThis kit is aimed at DIY mechanics and independent repair shops working on compatible Nissan models such as Sentra, Altima, Rogue, Versa, NV200 and compatible Chevy City Express and Suzuki Cube model years listed in the fitment. It suits owners replacing worn coils and plugs who want a ready matched set to restore reliable ignition and smoother idle.\u003c\/p\u003e\u003cp\u003eThose who should look elsewhere include owners of vehicles outside the stated fitment years or drivers wanting dealer original equipment branding and warranty coverage; also buyers seeking coils for highperformance aftermarket tuning may prefer purposebuilt performance coils rather than this direct replacement set.\u003c\/p\u003e\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eGood functional fit and ease of installation makes it simple for a DIY swap.\u003c\/li\u003e\n\u003cli\u003eCustomers report improved engine smoothness and reliable starts after installation.\u003c\/li\u003e\n\u003cli\u003eIridium plugs and corrosionresistant coils offer longer life and consistent ignition.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003eNot intended as a highperformance aftermarket coil for tuned engines; best for stock replacement applications.\u003c\/li\u003e\u003c\/ul\u003e\u003ch2\u003eSpecifications\u003c\/h2\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eKit contents\u003c\/td\u003e\n\u003ctd\u003eSet of 4 ignition coils with double iridium spark plugs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePrimary fitment\u003c\/td\u003e\n\u003ctd\u003eNissan Sentra, Altima, Rogue, Versa, NV200 and related models\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eReference number\u003c\/td\u003e\n\u003ctd\u003eUF549 series reference included\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIgnition speed\u003c\/td\u003e\n\u003ctd\u003eFast ignition in 0.1-0.2 seconds\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTemperature resistance\u003c\/td\u003e\n\u003ctd\u003eRated to 140 C corrosion resistance\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDurability claim\u003c\/td\u003e\n\u003ctd\u003eApproximately 6500 mi longer lifespan stated\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSpark plug type\u003c\/td\u003e\n\u003ctd\u003eDouble iridium electrodes for extended life\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch2\u003eOur Verdict\u003c\/h2\u003e\u003cp\u003eThe UF549 coil and double iridium spark plug set is a sensible, valuefocused replacement for owners of compatible Nissan and related models who need dependable ignition performance without dealer pricing. It installs easily, improves idle quality and starting, and the corrosionresistant design with iridium plugs makes it a practical longterm service option for stock vehicles.\u003c\/p\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eWill these coils fit my Sentra?\u003c\/strong\u003e\u003cbr\u003eCheck the vehicle fitment list at the top of the page to confirm year and engine match; the kit covers a range of Sentra model years and engine sizes.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eDo the spark plugs improve fuel economy?\u003c\/strong\u003e\u003cbr\u003eIridium plugs provide more stable combustion and can help with marginal gains in efficiency and more consistent starts compared with worn plugs.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eIs installation difficult?\u003c\/strong\u003e\u003cbr\u003eInstallation is straightforward for DIYers familiar with basic ignition work; the parts are designed to match original connectors and mounting.\u003c\/p\u003e","brand":"KAX","offers":[{"title":"Default Title","offer_id":48601869418715,"sku":"B0D8VPFC5D","price":65.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/7186fbZiQ4L._AC_SL1500.jpg?v=1778424140","url":"https:\/\/gearmusthave.com\/products\/uf549-ignition-coils-double-iridium-spark-plug-set-reliable-fit","provider":"GearMustHave","version":"1.0","type":"link"}