{"product_id":"gbtad-ignition-coil-and-spark-plug-kit-for-3-5l-v6-set-of-6-uf646-dg549-coils-with-sp580-plugs-upgraded-conductivity","title":"GBTAD Ignition Coil and Spark Plug Kit for 3.5L V6 (Set of 6) — UF646\/DG549 Coils with SP580 Plugs, Upgraded Conductivity","description":"\u003cstrong\u003eGBTAD's Set of 6 UF646 ignition coil packs and matching spark plugs is a complete replacement kit engineered to restore reliable spark and smooth running for 3.5L V6 Ford and Lincoln engines from 2011–2020.\u003c\/strong\u003e\n\n\u003cp\u003eIf your 3.5L EcoBoost or naturally aspirated V6 is showing misfires, rough idle, poor fuel economy, or intermittent check-engine lights, worn coils and plugs are a common cause. This GBTAD kit pairs six upgraded UF646\/DG549 coils with six high-quality SP580\/SP534 spark plugs, assembled to meet or exceed OE fit and function. The set targets a broad swath of Ford and Lincoln vehicles—F-150, Expedition, Explorer, Taurus, Transit series, Flex, Police Interceptors, MKS, MKT, and Navigator—so you can replace every cylinder's ignition components at once for consistent performance across the engine.\n\n\u003c\/p\u003e\u003ch3\u003eWhich vehicles and engines will this kit fit?\u003c\/h3\u003e\n\u003cp\u003eThis complete set is made for the 3.5L V6 engines used across many Ford and Lincoln models from 2011 through 2020. Compatibility covers specific year ranges for each model, so always verify against your vehicle's year, make, model and the original equipment part numbers before ordering. The listing includes common applications like EcoBoost F-150 and Transit vans as well as Lincoln SUVs and Police Interceptor variants.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eFord: F-150, Expedition, Explorer, Flex, Taurus, Transit-150\/250\/350\/350 HD, Police Interceptor Sedan\/Utility (3.5L V6)\u003c\/li\u003e\n  \u003cli\u003eLincoln: MKS, MKT, Navigator (3.5L V6)\u003c\/li\u003e\n  \u003cli\u003eCheck OE numbers: UF646\/DG549 for coils and SP580\/SP534 for plugs\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow do these GBTAD coils and plugs improve engine performance?\u003c\/h3\u003e\n\u003cp\u003eGBTAD designs the coils with aerospace-grade copper conductors and high-density epoxy for stronger conductivity and better heat resistance. When paired with the correct spark plugs, the combination produces a more consistent spark, which helps reduce misfires and supports smoother throttle response without altering engine tuning.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eImproved conductivity from premium copper wire construction\u003c\/li\u003e\n  \u003cli\u003eHigh-density epoxy increases moisture and vibration resistance\u003c\/li\u003e\n  \u003cli\u003eMatched coil-to-plug set ensures uniform ignition across all cylinders\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat should I expect during installation and maintenance?\u003c\/h3\u003e\n\u003cp\u003eInstallation is straightforward for anyone comfortable with basic engine-bay work: remove the engine cover, unplug old coils, swap spark plugs, and install the new coils. Torque the plugs and secure electrical connections to factory specifications to avoid damage. If you prefer, a professional mechanic can fit the kit quickly and confirm proper clearance and boot seating for turbo-equipped engines.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eTools needed: ratchet, spark plug socket, torque wrench, basic hand tools\u003c\/li\u003e\n  \u003cli\u003eRecommended to replace all six coils and plugs at once for even performance\u003c\/li\u003e\n  \u003cli\u003eFollow vehicle torque specs and safety procedures—disconnect battery if necessary\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat warranty and support does GBTAD provide?\u003c\/h3\u003e\n\u003cp\u003eThe kit ships with a quality assurance pledge and customer support for any post-purchase issues. Contact GBTAD customer service if you find manufacturing defects or parts that arrived damaged so they can guide you through replacement or refund options. Routine checks after installation will help ensure long-term reliability.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eGBTAD quality assurance—contact support for defective items\u003c\/li\u003e\n  \u003cli\u003eInspect connectors and boots during installation to confirm proper seating\u003c\/li\u003e\n  \u003cli\u003eStore unused parts in a dry, clean place until installation\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: This GBTAD Set of 6 UF646 ignition coils and matching spark plugs is designed for DIY mechanics and professional technicians who own or service Ford and Lincoln vehicles with the 3.5L V6 from model years 2011–2020. Choose this kit if you want a full-cylinder replacement to address ignition-related drivability issues, to preemptively renew aging ignition components, or to maintain consistent performance after turbo or high-mileage use. Always confirm fitment with your vehicle's year and OE part numbers before purchase.\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: Do these GBTAD coils fit turbocharged EcoBoost 3.5L engines?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. The kit is made for 3.5L V6 EcoBoost and naturally aspirated engines in the listed Ford and Lincoln models—confirm with your vehicle year and OE part numbers first.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Should I replace all coils and plugs at once?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Replacing all six at once ensures even performance and prevents mismatched wear; it's recommended for consistent ignition and fewer follow-up repairs.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"GBTAD","offers":[{"title":"Default Title","offer_id":48081951228062,"sku":"B0FMHYQ4BR","price":184.98,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/gbtad-front-coil-pack-and-plugs.jpg?v=1785810141","url":"https:\/\/northtrailauto.ca\/products\/gbtad-ignition-coil-and-spark-plug-kit-for-3-5l-v6-set-of-6-uf646-dg549-coils-with-sp580-plugs-upgraded-conductivity","provider":"North Trail Auto","version":"1.0","type":"link"}