{"product_id":"marsram-uf487-ignition-coil-pack-double-iridium-spark-plug-6pc-set","title":"Marsram UF487 Ignition Coil Pack \u0026 Double Iridium Spark Plug - 6pc Set","description":"\u003cp\u003eIn this review of the Marsram UF487 ignition coil pack and double iridium spark plug kit, the bottom line is simple: it is aimed at owners of Toyota and Lexus 3.5L V6 vehicles who want an affordable, high-performance replacement that improves combustion and drivability. The reviewer found the kit delivers noticeably crisper ignition and smoother throttle response after installation, with the key selling point being the combination of high-conductivity copper coils and premium double iridium electrodes that promise longer life and better combustion than basic replacements.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDouble Iridium Spark Plug:\u003c\/strong\u003e Both center and ground electrodes use iridium to offer superior stability and corrosion resistance compared with standard plugs, aiding combustion and emissions control.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Quality Ignition Coils:\u003c\/strong\u003e Epoxy resin and high-strength engineering plastic on the exterior prevent heat damage while internal high-conductivity copper windings increase ignition speed.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDirect Fit for Toyota and Lexus:\u003c\/strong\u003e Designed to replace factory part numbers used on many 3.5L V6 models, ensuring fitment for a range of Camry, Highlander, Avalon, RAV4, Sienna, Venza, RX350 and RX450h vehicles.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComplete 6-Piece Kit:\u003c\/strong\u003e The package includes six coils and six spark plugs so a full bank replacement is possible in one service, saving time and ensuring matched parts.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurability Focus:\u003c\/strong\u003e Manufacturing and testing processes aim to meet or exceed OE design and performance for reliable day-to-day operation and installed longevity.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThis kit is best for DIY mechanics and professional technicians servicing Toyota and Lexus vehicles with a 3.5L V6 who want a full-bank replacement that pairs upgraded spark plugs with coils. It is especially useful when replacing worn coils and plugs together to restore engine smoothness and acceleration.\u003c\/p\u003e\n\u003cp\u003eThose who need a one-off component for a different engine family or who demand factory-brand warranty support may prefer dealer parts. Also, buyers seeking documented long-term longevity data beyond standard aftermarket assurances should consider that reported lifespan results vary by driving conditions.\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\u003eImproves engine combustion and throttle response thanks to double iridium plugs and high-conductivity coil windings.\u003c\/li\u003e\n\u003cli\u003eFull six-pack makes a complete ignition system refresh simple and consistent across all cylinders.\u003c\/li\u003e\n\u003cli\u003eExterior coil materials resist heat and melting risks in high-temperature engine bays.\u003c\/li\u003e\n\u003cli\u003eGenerally praised for fit, functionality and value by customers who replaced OEM parts.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSome users report mixed longevity, so lifespan can vary by use and conditions.\u003c\/li\u003e\n\u003cli\u003eAftermarket warranty and support differ from factory dealer coverage for some buyers.\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\u003eMarsram\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIncludes\u003c\/td\u003e\n\u003ctd\u003e6 ignition coils and 6 double iridium spark plugs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEngine fitment\u003c\/td\u003e\n\u003ctd\u003e3.5L V6 Toyota and Lexus models (listed fitment years)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCoil exterior material\u003c\/td\u003e\n\u003ctd\u003eEpoxy resin and high-strength engineering plastic\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCoil interior\u003c\/td\u003e\n\u003ctd\u003eHigh-conductivity copper coil\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSpark plug electrode\u003c\/td\u003e\n\u003ctd\u003eIridium on center and ground electrodes (double iridium)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWarranty\u003c\/td\u003e\n\u003ctd\u003e1 year\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eThe Marsram UF487 coil pack and double iridium spark plug kit is a practical, cost-effective full-bank replacement for Toyota and Lexus 3.5L V6 owners who want improved combustion, better throttle response and a matched set of components. It represents good value compared with single-piece purchases, though buyers should note aftermarket longevity reports vary; for most drivers it offers a clear performance and reliability upgrade over worn OEM units.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eWill these coils and plugs fit my 3.5L V6 Toyota or Lexus?\u003c\/strong\u003e\u003cbr\u003eThey are designed for many 3.5L V6 models including Camry, Highlander, Avalon, RAV4, Sienna, Venza, RX350 and RX450h for the listed years; confirm your vehicle compatibility before ordering.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAre the spark plugs better than standard OEM plugs?\u003c\/strong\u003e\u003cbr\u003eThese are double iridium plugs with iridium on both electrodes, which typically offer longer life and improved combustion stability versus standard single-material plugs.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat about longevity and warranty?\u003c\/strong\u003e\u003cbr\u003eCustomer reports on longevity are mixed, but the product includes a 1-year warranty and the manufacturer states parts meet or exceed OE design and testing standards.\u003c\/p\u003e","brand":"Marsram","offers":[{"title":"Default Title","offer_id":48236921192667,"sku":"B0C61LNNZM","price":91.35,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/71B2sSypTRL._AC_SL1500.jpg?v=1770662464","url":"https:\/\/gearmusthave.com\/products\/marsram-uf487-ignition-coil-pack-double-iridium-spark-plug-6pc-set","provider":"GearMustHave","version":"1.0","type":"link"}