{"product_id":"ignition-coil-pack-uf349-and-iridium-spark-plug-6376-set-reliable","title":"Ignition Coil Pack UF349 and Iridium Spark Plug 6376 Set - Reliable","description":"\u003cp\u003eIn this review the tester looks at the BDFHYK ignition coil pack UF349 paired with iridium spark plug 6376, a combined replacement kit aimed at Nissan and INFINITI owners who need to restore starting reliability and engine smoothness. The bottom line: this set is most suitable for drivers whose vehicles match the listed fitment and who want an affordable, ready-made coil and plug set that uses higher-grade materials like iridium electrodes and varnished wire construction. It delivers clear value for routine replacement cycles and vehicles that have exceeded long service intervals.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDirect fit compatibility:\u003c\/strong\u003e Designed to replace UF349 ignition coils and 6376 spark plugs on many Nissan and INFINITI models so installation is straightforward when OE numbers match.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurable coil construction:\u003c\/strong\u003e Coil packs use silicon steel, Japan-imported rubber, and Germany-imported varnished wire to improve longevity under heat and vibration.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIridium spark plugs:\u003c\/strong\u003e The plugs feature an iridium electrode and engineered ceramic to promote quicker starts and consistent acceleration after installation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSet of six:\u003c\/strong\u003e Supplied as a full set to service multiple cylinders at once, which simplifies maintenance and parts matching.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOE cross-reference:\u003c\/strong\u003e The listing includes many equivalent OE numbers so buyers can verify fitment before ordering.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWho It's For\u003c\/h2\u003e\u003cp\u003eThis kit is best for owners of Nissan Altima, Maxima, Xterra, Pathfinder, Frontier, Murano, Quest and compatible INFINITI I35 and QX4 models from the early 2000s who need a full ignition coil and spark plug refresh. It suits DIY mechanics and independent shops that prefer a bundled replacement to swap multiple coils and plugs at once.\u003c\/p\u003e\u003cp\u003eIt is less suitable for owners whose vehicles require different OE parts or for those seeking a branded OEM part with extended warranty support; always check the OE numbers against your vehicle before buying to ensure correct fitment.\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 overall fit for the listed Nissan and INFINITI models, making installation easier.\u003c\/li\u003e\n\u003cli\u003eQuality-focused materials in coils and iridium plugs aim to extend service life and restore engine responsiveness.\u003c\/li\u003e\n\u003cli\u003eCost-effective set that replaces multiple components at once, offering clear value for money.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003eEngine performance reports are mixed for some users, with isolated cases of misfiring after a short period; buyers should verify fitment and inspect installation.\u003c\/li\u003e\u003c\/ul\u003e\u003ch2\u003eSpecifications\u003c\/h2\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eIncluded parts\u003c\/td\u003e\n\u003ctd\u003eIgnition Coil UF349 and Iridium Spark Plug 6376 set\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompatibility\u003c\/td\u003e\n\u003ctd\u003eNissan Altima, Maxima, Xterra, Pathfinder, Frontier, Murano, Quest; INFINITI I35, QX4 (model years vary)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCoil materials\u003c\/td\u003e\n\u003ctd\u003eSilicon steel, Japan-imported rubber, Germany-imported varnished wire\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSpark plug electrode\u003c\/td\u003e\n\u003ctd\u003eIridium\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOE cross references\u003c\/td\u003e\n\u003ctd\u003eUF349, 22448-8J111, 22448-8J225, 22401-8H515 and others listed\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eQuantity\u003c\/td\u003e\n\u003ctd\u003eSet of 6 coils and plugs (service set)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch2\u003eOur Verdict\u003c\/h2\u003e\u003cp\u003eThe BDFHYK UF349 coil and 6376 iridium plug set is a practical, value-oriented replacement for owners of compatible Nissan and INFINITI models who need a complete ignition refresh. It uses upgraded materials and comes as a convenient set of six, making it a sensible choice for routine maintenance, though buyers should confirm OE compatibility and be aware of mixed reports on long-term engine performance.\u003c\/p\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eWill this set fit my Nissan?\u003c\/strong\u003e\u003cbr\u003eCheck the listed OE numbers and model years against your vehicle; fitment varies by engine and year so OE verification is necessary.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eAre the spark plugs iridium?\u003c\/strong\u003e\u003cbr\u003eYes, the plugs use an iridium electrode designed for quicker starts and improved durability.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eShould I replace all coils and plugs at once?\u003c\/strong\u003e\u003cbr\u003eFor vehicles past long service intervals or showing symptoms like rough idling or slow acceleration, replacing the whole set is recommended to restore consistent performance.\u003c\/p\u003e","brand":"BDFHYK","offers":[{"title":"Default Title","offer_id":48190591205595,"sku":"B0B999F4XM","price":73.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/71XdIQxHFZL._AC_SL1500.jpg?v=1769708443","url":"https:\/\/gearmusthave.com\/products\/ignition-coil-pack-uf349-and-iridium-spark-plug-6376-set-reliable","provider":"GearMustHave","version":"1.0","type":"link"}