{"product_id":"belkebir-ignition-coil-pack-iridium-spark-plugs-kit-set-of-6-for-3-5l-v6-2007-2020","title":"BELKEBIR Ignition Coil Pack \u0026 Iridium Spark Plugs Kit — Set of 6 for 3.5L V6 (2007–2020)","description":"\u003cb\u003eBELKEBIR's set of six ignition coil packs plus iridium spark plugs replaces UF550 and restores reliable ignition for 3.5L V6 Nissan and Infiniti engines.\u003c\/b\u003e\n\nThis complete replacement kit bundles six direct-fit ignition coils with six premium iridium spark plugs engineered for Nissan and Infiniti models that use the 3.5L V6 engine. Designed as a plug-and-play, OEM-style swap, the components fit a wide range of model years and part numbers to make maintenance straightforward and reduce drivability issues caused by failing coils or worn plugs.\n\n\u003ch3\u003eWhich vehicles and part numbers does this kit fit?\u003c\/h3\u003e\n\u003cp\u003eThis kit is listed for many Nissan and Infiniti vehicles equipped with the 3.5L V6 engine across model years 2007–2020. It matches common OEM references so you can cross-check before purchase.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCompatible Nissan models: 350Z, Altima, Maxima, Murano, Pathfinder, Quest (various 2007–2020 years)\u003c\/li\u003e\n  \u003cli\u003eCompatible Infiniti models: EX35, FX35, G25\/G35, JX35, M35\/M35h, Q50, Q70, QX60 (listed years)\u003c\/li\u003e\n  \u003cli\u003eReplaces ignition coil UF550 and related numbers like 22448-JA10C; spark plug references include 22401EZ37C and XP5683\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow will these coils and iridium plugs affect engine performance?\u003c\/h3\u003e\n\u003cp\u003eReplacing aged coils and worn spark plugs can help stabilize combustion and improve throttle response. While results depend on engine condition, fresh coils and iridium plugs typically reduce misfires and promote smoother running under load.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eHigher energy output from coils for more consistent sparks\u003c\/li\u003e\n  \u003cli\u003eIridium electrodes resist wear and maintain spark gap longer\u003c\/li\u003e\n  \u003cli\u003eCan help restore acceleration and steadier idle if ignition components were degraded\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eAre these parts easy to install and do they meet OEM standards?\u003c\/h3\u003e\n\u003cp\u003eThe BELKEBIR kit is built as a direct OEM-style replacement, with plug-and-play connectors and factory-equivalent dimensions. Installation is straightforward for anyone comfortable with basic engine work; torque specs and gap checks should follow manufacturer guidance.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eDirect-fit design for bolt-on replacement with original connectors\u003c\/li\u003e\n  \u003cli\u003eNo special programming or adapters required in most installs\u003c\/li\u003e\n  \u003cli\u003eManufactured to match factory performance and physical specifications\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat are the durability and maintenance benefits of iridium plugs here?\u003c\/h3\u003e\n\u003cp\u003eIridium-tipped spark plugs use a harder, more wear-resistant electrode than traditional copper tips, which preserves spark quality over longer intervals. That translates to longer service life and fewer replacements compared with basic plug types.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eFine iridium electrodes hold the spark gap longer under heat and wear\u003c\/li\u003e\n  \u003cli\u003eImproved cold-start ignition and consistent performance across seasons\u003c\/li\u003e\n  \u003cli\u003eReduced frequency of plug changes versus standard copper plugs\u003c\/li\u003e\n\u003c\/ul\u003e\n\nWho is this for\n\nThis BELKEBIR ignition coil and iridium plug set is ideal for owners and technicians maintaining Nissan or Infiniti vehicles with the 3.5L V6 who want a full-bank replacement. Choose this kit if you have misfires, rough idle, reduced throttle response, or if your vehicle is due for a scheduled ignition component refresh and you want OEM-style fit plus longer-lasting iridium plugs. Always verify compatibility with your vehicle’s VIN and existing part numbers before installation.\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Will these replace UF550 coils on my 2010 Nissan Maxima?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes, the set lists UF550 and related OEM numbers and fits many 2009–2014 Maxima 3.5L engines; verify by matching your current coil part number.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Do the iridium plugs require a special gap or tool?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: They come pre-gapped to OEM specs for most applications; check and adjust gap per manufacturer torque and gap recommendations if needed.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"BELKEBIR","offers":[{"title":"Default Title","offer_id":48082794578078,"sku":"B0F87VC4TP","price":124.98,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/belkebir-front-packaging-coils-plugs_64928fb9-ea41-40f0-a9c0-2e2d312277fb.jpg?v=1785814544","url":"https:\/\/northtrailauto.ca\/products\/belkebir-ignition-coil-pack-iridium-spark-plugs-kit-set-of-6-for-3-5l-v6-2007-2020","provider":"North Trail Auto","version":"1.0","type":"link"}