{"product_id":"ngk-spark-plug-lfr6aix-iridium-ej25-standard-heat","title":"NGK Spark Plug LFR6AIX-11 \/ 6619 Iridium","description":"\u003ch2\u003e\u003cspan\u003eNGK LFR6AIX-11 Iridium IX Spark Plug – 6619\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eUpgrade ignition performance with the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eNGK LFR6AIX-11 Iridium IX Spark Plug\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. Designed for high ignitability and dependable performance, this premium spark plug features a fine-wire \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eiridium center electrode\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e and tapered-cut \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003enickel ground electrode\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e to deliver a strong, consistent spark while reducing quenching.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe LFR6AIX-11 is part of NGK’s performance-oriented Iridium IX series. Its 0.6 mm fine-wire iridium center electrode helps provide reliable ignition, while the tapered ground electrode design promotes improved starting, stable idle, and responsive throttle performance. A solid copper core provides efficient heat dissipation for consistent operation across a wide range of driving conditions.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eFeatures \u0026amp; Benefits\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan\u003ePremium \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eNGK Iridium IX\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e construction\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e0.6 mm fine-wire iridium center electrode\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHigh-ignitability design provides a strong, consistent spark\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eTapered-cut ground electrode helps reduce spark quenching\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDesigned for improved starting, idle, and throttle response\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eExcellent anti-fouling characteristics\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSolid copper core provides efficient heat dissipation\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHigh-strength ceramic insulator\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCorrugated ribs help prevent flashover\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eTriple seals help prevent combustion gas leakage\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eTrivalent metal plating provides corrosion and anti-seizing protection\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eExcellent durability in high-temperature engine environments\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSuitable for performance applications and upgrades from conventional nickel spark plugs\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cspan\u003eSpecifications\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eBrand:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e NGK\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003ePart Number:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e LFR6AIX-11\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eNGK Stock Number:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 6619\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eSeries:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Iridium IX\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eThread Size:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e M14 x 1.25\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eReach:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 26.5 mm \/ 1.043 in\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eHex Size:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 16 mm \/ 5\/8 in\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eSeat Type:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Gasket \/ Flat\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eHeat Range:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e NGK 6\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003ePre-Set Gap:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 0.044 in \/ 1.1 mm\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eResistor Type:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Yes\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eResistance:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 5,000 ohms\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eCenter Electrode:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Fine-Wire Iridium\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eCenter Electrode Diameter:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 0.6 mm\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eCenter Electrode Core:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Copper\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eGround Electrode:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Nickel\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eGround Electrode Design:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Taper Cut\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eGround Configuration:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e J-Gap\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eInsulator:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Ceramic\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eTerminal Type:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Non-Removable Nut\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cspan\u003eVehicle Fitment\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eThe NGK LFR6AIX-11 \/ 6619 is used in a wide range of automotive and other engine applications. Fitment varies considerably by year, make, model, engine, and original spark plug specification.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eCommon applications include select vehicles from manufacturers such as:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eAcura \/ Honda\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eChevrolet \/ GMC\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eFord\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eInfiniti \/ Nissan\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eLexus \/ Toyota\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eMitsubishi\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eSubaru\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eVolvo\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003eThe LFR6AIX-11 is also used in select marine and powersports applications.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003ePlease verify NGK part number LFR6AIX-11 \/ stock number 6619 against your vehicle or engine’s original spark plug and manufacturer specifications before ordering.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eWhy Choose NGK Iridium IX?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eNGK Iridium IX spark plugs are engineered for drivers looking for improved ignitability and dependable performance. The fine-wire iridium center electrode requires less voltage to produce a spark, while the tapered-cut ground electrode helps reduce quenching around the spark area.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eCombined with NGK’s copper-core construction, high-grade ceramic insulator, and corrosion-resistant shell plating, Iridium IX spark plugs provide reliable ignition performance and excellent durability for modern and performance-oriented engines.\u003c\/span\u003e\u003c\/p\u003e","brand":"NGK","offers":[{"title":"Default Title","offer_id":55697726603583,"sku":"ngk6619","price":14.55,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0990\/5383\/0463\/files\/ngk6619.jpg?v=1790803651","url":"https:\/\/shop.vexperformance.com\/products\/ngk-spark-plug-lfr6aix-iridium-ej25-standard-heat","provider":"VEX Performance","version":"1.0","type":"link"}