{"product_id":"uf677-ignition-coils-spark-plugs-tune-up-kit-8-pack-size-uf650-uf677-spark-plugs","title":"UF677 Ignition Coils \u0026 Spark Plugs Tune Up Kit, 8 Pack - size: UF650 \u0026 UF677 \u0026 Spark Plugs","description":"\u003ch3\u003eAbout this item\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e[Engine Performance Restoration] Restore the original factory operating performance of your full-size vehicle engine with this matching 16-piece maintenance bundle. Tailored exclusively for Nissan and Infiniti 5.6L V8 engine blocks, this direct-fit mechanical combination replaces standard UF677, UF650, and 22448-1LA0A parts perfectly.\u003c\/li\u003e\n\u003cli\u003e[Eliminates Engine Shaking] Addresses vehicle rough idling and structural engine shaking during severe heavy-duty towing or highway acceleration. This technical tune-up package helps clear persistent dashboard check engine lights (CEL) triggered by cylinder misfires, ensuring smooth and responsive acceleration.\u003c\/li\u003e\n\u003cli\u003e[Heavy-Duty Copper Elements] The advanced housings feature high-purity internal copper wire components encased in a solid dielectric compound core. This specialized physical build provides robust thermal endurance under high-displacement driving stress, ensuring consistent electrical paths and stable voltage output.\u003c\/li\u003e\n\u003cli\u003e[Pre-Gapped Iridium Spark Plugs] The included spark plugs feature premium wear-resistant iridium alloy electrodes, sustaining a continuous path for reliable high-voltage spark delivery. Factory pre-gapped to original dimensions to save installation time, ensuring proper mechanical fitment inside the cylinder.\u003c\/li\u003e\n\u003cli\u003e[Complete System Renewal] Prevent uneven component wear by renewing your vehicle's entire ignition electrical circuit at once. Backed by a full 12-month quality commitment covering materials and workmanship, this ready-to-install combination serves as a reliable solution for independent fleet mechanics and DIY garage specialists.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOverview\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e HOTUCAX\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVehicle Service Type:\u003c\/strong\u003e Car, Truck\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUnit Count:\u003c\/strong\u003e 16 Count\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eItem Highlight:\u003c\/strong\u003e Compatible with Infiniti QX80 QX56 Nissan Armada 2011-2020 V8 5.6L, Replace 22448-1LA0A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e HOTUCAX\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"HOTUCAX","offers":[{"title":"Default Title","offer_id":50393329500400,"sku":"B0GSFDB3PG-size-uf650-uf677-spark-plugs","price":182.58,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0843\/8464\/5360\/files\/51wcwjMrOBL.jpg?v=1788688210","url":"https:\/\/wrenchvanta.com\/products\/uf677-ignition-coils-spark-plugs-tune-up-kit-8-pack-size-uf650-uf677-spark-plugs","provider":"WrenchVanta","version":"1.0","type":"link"}