{"product_id":"lcwrgs-ignition-coil-and-spark-plug-kit-for-3-5l-v6-nissan-infiniti-set-of-6-direct-fit-uf550-replacement","title":"LCWRGS Ignition Coil and Spark Plug Kit for 3.5L V6 Nissan\/Infiniti — Set of 6, Direct-Fit UF550 Replacement","description":"\u003cp\u003e\u003cstrong\u003eLCWRGS complete 6-pack ignition coil and spark plug kit replaces UF550 and related OE parts to restore reliable ignition for 3.5L V6 Nissan and Infiniti engines.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis all-in-one set includes six ignition coil packs and six spark plugs engineered to meet or surpass original equipment specifications for many Nissan and Infiniti 3.5L V6 vehicles from model years roughly 2007–2019. Designed as direct-fit replacements, the components aim to simplify servicing by providing matched coils and plugs in one package. The kit targets common failure points—aged coils or fouled plugs—that can cause rough idle, misfires, and reduced fuel efficiency.\u003c\/p\u003e\n\n\u003ch3\u003eWhich vehicles and engines will this set fit?\u003c\/h3\u003e\n\u003cp\u003eThe LCWRGS kit is designed for a broad range of Nissan and Infiniti models equipped with the 3.5L V6 (and a few 2.5L V6 G25 listings) across late-2000s to late-2010s model years. It is built as a direct replacement for OEM part numbers like UF550 and related references, so fitment is straightforward on compatible engines.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eNissan: Maxima, Altima, Murano, Pathfinder, 350Z, Quest (various 2007–2019 model years)\u003c\/li\u003e\n  \u003cli\u003eInfiniti: EX35, FX35, G35, G25, JX35, M35 (2007–2013 ranges listed)\u003c\/li\u003e\n  \u003cli\u003eDirect OE-style connectors, bolt locations, and spark plug reach for compatible engines\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow do these coils and plugs improve everyday driving?\u003c\/h3\u003e\n\u003cp\u003eNew ignition coils and fresh spark plugs restore consistent spark energy and combustion timing, which helps smooth engine operation and can reduce misfires and hesitation. While exact gains vary by vehicle condition, improved ignition reliability typically leads to steadier idle and better throttle response.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eDesigned to deliver up to approximately 15% more energy than aged OE coils\u003c\/li\u003e\n  \u003cli\u003eHigh-dielectric epoxy and conductive materials for stable signal transfer\u003c\/li\u003e\n  \u003cli\u003eMatched coil-and-plug set reduces installation guesswork and ensures compatible performance\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat are the technical and installation highlights I should know?\u003c\/h3\u003e\n\u003cp\u003eThe kit follows OEM dimensions and electrical characteristics so installation follows factory procedures without modification. Each coil has factory-style connectors and mounting points, and the plugs come with proper reach and heat range intended for the applicable 3.5L engines.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eReplaces OE codes UF550, C1670, 22448JA10C and related numbers\u003c\/li\u003e\n  \u003cli\u003eSix coils and six spark plugs included — sold as a complete engine set\u003c\/li\u003e\n  \u003cli\u003ePlug gap set to manufacturer spec and coil boots designed for secure seating\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow can I verify fitment before purchasing?\u003c\/h3\u003e\n\u003cp\u003eConfirm your vehicle’s engine code, model year, and OEM part number against the replacement list. If you still have the original coils or packaging, compare part numbers; otherwise, consult a parts diagram or your vehicle’s service manual for the ignition coil part reference.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCheck existing coil part numbers or dealer parts lookup for UF550 and aliases\u003c\/li\u003e\n  \u003cli\u003eMatch engine displacement (3.5L V6) and model year ranges listed in the product details\u003c\/li\u003e\n  \u003cli\u003eReach out to the seller with VIN and engine code for definitive confirmation\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: This LCWRGS set is aimed at DIY mechanics, independent repair shops, and owners of Nissan\/Infiniti vehicles with 3.5L V6 engines who need a cost-effective, direct-fit replacement for worn coils and spark plugs. It’s suited for drivers experiencing misfires, rough idle, or decreased responsiveness who want a matched six-cylinder ignition refresh without sourcing parts separately.\u003c\/p\u003e\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 coils and plugs fix a check engine light?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: If the CEL is triggered by misfire codes or failed coils\/plugs, replacing them often clears those codes; a scan and reset are still recommended.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Do the spark plugs come pre-gapped?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes, the plugs are set to manufacturer-compatible gaps, but verify and adjust to your vehicle’s specification before installation.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"LCWRGS","offers":[{"title":"Default Title","offer_id":48082872008862,"sku":"B0B93F5NGR","price":139.97,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/lcwrgs-front-packaging-coils-plugs_484e4c82-e9ea-4984-ab5d-d178c80f9764.jpg?v=1785817306","url":"https:\/\/northtrailauto.ca\/products\/lcwrgs-ignition-coil-and-spark-plug-kit-for-3-5l-v6-nissan-infiniti-set-of-6-direct-fit-uf550-replacement","provider":"North Trail Auto","version":"1.0","type":"link"}