{"product_id":"ngk-iridium-ix-spark-plug-lfr7aix-2309-pack-of-4","title":"NGK Iridium IX Spark Plug LFR7AIX 2309 - Pack of 4","description":"\u003ch2\u003eNGK Iridium IX Spark Plug LFR7AIX 2309\u003c\/h2\u003e\n\u003cp\u003ePremium ignition performance starts with a genuine NGK spark plug. The LFR7AIX 2309 variant is designed to support dependable starts, smooth idling, and steady response across a range of engines. This PK4 pack is ideal for stocking up or completing routine replacements.\u003c\/p\u003e\n\u003ch3\u003eKey design features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eTrivalent metal plating provides superior anti-corrosion and anti-seizing properties, helping maintain a solid connection over time.\u003c\/li\u003e\n\u003cli\u003eCorrugated ribs help prevent flashover by promoting a stable spark path in challenging conditions.\u003c\/li\u003e\n\u003cli\u003ePure alumina silicate ceramic insulator offers exceptional strength and improved heat transfer for cooler, more consistent operation.\u003c\/li\u003e\n\u003cli\u003eCopper core aids in efficient heat removal, supporting engine response and longevity.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe combination of these design choices helps the plug maintain reliable electrical contact, manage heat efficiently, and resist wear from regular engine cycles. While results can vary by vehicle and driving conditions, these features are aimed at supporting consistent performance.\u003c\/p\u003e\n\u003ch3\u003eReal-life use cases\u003c\/h3\u003e\n\u003cp\u003eImagine cold starts on brisk mornings, a warm engine returning steady throttle response after city traffic, or a highway cruise where ignition consistency matters. The copper-core heat path and robust insulator are intended to help keep temperatures stable during these situations.\u003c\/p\u003e\n\u003ch3\u003eWhy choose Genuine NGK LFR7AIX 2309\u003c\/h3\u003e\n\u003cp\u003eAuthentic NGK parts are manufactured to specification for fit, seal, and function. The 2309 designation identifies a specific configuration, and the PK4 packaging makes it convenient to replace multiple plugs at once or maintain a spare supply for longer-term care.\u003c\/p\u003e\n\u003ch3\u003eInstallation and care tips\u003c\/h3\u003e\n\u003cp\u003eConsult your owner's manual for torque and gap values, and follow recommended procedures for safe handling. Use the appropriate tools to seat the plug correctly, and consider anti-seize or dielectric grease if your manual calls for it. Regular inspection helps protect ignition reliability.\u003c\/p\u003e\n\u003ch3\u003eNotes on benefits\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePossibility of improved cold-weather starts due to reliable ignition characteristics.\u003c\/li\u003e\n\u003cli\u003ePotential for more consistent combustion, contributing to smoother engine feel during daily driving.\u003c\/li\u003e\n\u003c\/ul\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 advantages does the NGK LFR7AIX offer?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Anti-corrosion\/anti-seize plating, flashover resistance, durable insulator, and efficient heat removal.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is this spark plug compatible with my vehicle?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Check your owner's manual or OEM specs; this is a genuine NGK LFR7AIX 2309 in PK4.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"NGK","offers":[{"title":"Default Title","offer_id":42470695469141,"sku":"B003RYMPUY","price":51.61,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0632\/3270\/4597\/files\/ngk-iridium-ix-spark-plug-lfr7aix-2309.jpg?v=1778144070","url":"https:\/\/plentytorque.co.uk\/products\/ngk-iridium-ix-spark-plug-lfr7aix-2309-pack-of-4","provider":"PlentyTorque","version":"1.0","type":"link"}