{"product_id":"ngk-lkar6aix-11-iridium-ix-spark-plug-4-pack-high-performance-iridium-spark-plugs","title":"NGK LKAR6AIX-11 Iridium IX Spark Plug — 4 Pack | High-Performance Iridium Spark Plugs","description":"\u003ch2\u003ePowerful ignition for performance engines\u003c\/h2\u003e\n\u003cp\u003eEngineered for enthusiasts who push their machines, the NGK LKAR6AIX-11 Iridium IX spark plug merges precision ignition with proven durability. This design aims to deliver a crisper throttle, steadier performance, and reliable operation under demanding conditions without making guarantees. The result is a plug that can support spirited daily driving and track-worthy sessions alike.\u003c\/p\u003e\n\u003ch3\u003eWhat makes Iridium IX stand out\u003c\/h3\u003e\n\u003cp\u003eAt the core is a 0.6 mm laser-welded fine Iridium tip, chosen for a durable, consistently stable spark across a wide range of conditions. The tapered ground electrode helps minimize electrical quenching, contributing to smoother ignition under load.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eExtreme ignitability and improved throttle response, with strong anti-fouling characteristics\u003c\/li\u003e\n  \u003cli\u003e0.6 mm laser-welded fine Iridium tip for durable, stable sparks and reduced electrode wear\u003c\/li\u003e\n  \u003cli\u003eTapered ground electrode to minimize spark quenching and promote reliable ignition\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe design also features a longer insulator nose to resist fouling and corrugated ribs on the insulator to reduce flashover risk. A triple gasket seal helps minimize combustion gas leakage, supporting consistent sealing in performance applications.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eLonger insulator nose and corrugated ribs reduce fouling and flashover risk\u003c\/li\u003e\n  \u003cli\u003eTriple gasket seal helps block gas leakage for consistent performance\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIridium alloy brings a very high melting point, boosting heat and electrical wear resistance in modern high-performance engines. Trivalent metal plating adds anti-corrosion and anti-seize properties, helping the plugs last longer in challenging environments.\u003c\/p\u003e\n\u003ch3\u003eReal-world use cases\u003c\/h3\u003e\n\u003cp\u003eIn turbocharged street setups or naturally aspirated high-performance cars, these plugs are designed to support reliable starts, smoother acceleration, and stable combustion across various driving styles. Expect potential improvements in throttle feel and steady operation under repeated heat cycles, while recognizing that results can vary by vehicle.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003ePotential for smoother acceleration and more predictable ignition in performance applications\u003c\/li\u003e\n  \u003cli\u003eSuitable for modern engines with high combustion temperatures and demanding duty cycles\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eNote: Benefits depend on vehicle specifications and conditions. This description highlights design intent and possible outcomes rather than guarantees.\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: What are the key benefits of NGK LKAR6AIX-11 Iridium IX spark plugs?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: They offer strong ignitability, smoother throttle response, and anti-fouling and anti-corrosion features for longer service life.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How should I install these plugs for best results?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Install per manufacturer specs with correct torque; the design promotes reliable sealing and heat resistance for high-load environments.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"NGK","offers":[{"title":"Default Title","offer_id":42470650249301,"sku":"B07FP438JV","price":49.42,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0632\/3270\/4597\/files\/ngk-lkar6aix-11-iridium-ix-spark-plug-tip-closeup.jpg?v=1778140897","url":"https:\/\/plentytorque.co.uk\/products\/ngk-lkar6aix-11-iridium-ix-spark-plug-4-pack-high-performance-iridium-spark-plugs","provider":"PlentyTorque","version":"1.0","type":"link"}