{"product_id":"c7-corvette-z06-ngk-iridium-ix-spark-plugs-lt4","title":"C7 Corvette Z06 NGK Iridium IX Spark Plugs - LT4","description":"\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1359\/4413\/files\/cca-9-99-shipping-performance-banner-v2.2.png?v=1784322136\" alt=\"CCA $9.99 shipping - Continental U.S.\" width=\"1458\" height=\"240\" style=\"display:block;width:100%;height:auto;\"\u003e\u003c\/p\u003e\n\u003ch2\u003eNGK Iridium IX LTR5IX-11 Spark Plugs for C7 Corvette Z06 LT4\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eNGK Iridium IX LTR5IX-11 spark plugs\u003c\/strong\u003e, \u003cstrong\u003estock number 4344\u003c\/strong\u003e, fit the \u003cstrong\u003e2015–2019 C7 Corvette Z06\u003c\/strong\u003e with the \u003cstrong\u003eLT4 6.2L supercharged engine\u003c\/strong\u003e. This offer includes \u003cstrong\u003eeight spark plugs supplied as two packs of four\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003ePlan your LT4 spark-plug service around a complete matched set for all eight cylinders. The fine iridium tips support \u003cstrong\u003econsistent ignition and resistance to electrode wear\u003c\/strong\u003e, and the plated shells help protect the threads for later removal. This gives factory-configuration Z06 owners a full V8 replacement quantity in one order, while leaving the condition of the separate wires and coils to be checked as part of the service.\u003c\/p\u003e\n\u003ch3\u003eProduct Details\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eNGK stock number:\u003c\/strong\u003e 4344; \u003cstrong\u003edesign code:\u003c\/strong\u003e LTR5IX-11.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFine-wire iridium center electrode:\u003c\/strong\u003e A durable firing tip designed to maintain a consistent spark.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEight spark plugs:\u003c\/strong\u003e Two manufacturer packs of four, enough for one V8.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpark plugs only:\u003c\/strong\u003e Plug wires and ignition coils are separate components and are not included.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTrivalent shell plating:\u003c\/strong\u003e Helps resist corrosion and supports removal at a later plug service.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eBenefits\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOne complete plug order:\u003c\/strong\u003e Replace all eight plugs with a matching Iridium IX design.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurable firing tip:\u003c\/strong\u003e Iridium resists electrode wear while supporting stable ignition.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eService-friendly protection:\u003c\/strong\u003e Plated shells help protect the threads when your LT4 is due for its next plug change.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eImportant Notes\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFactory-supercharged LT4:\u003c\/strong\u003e Fits the 2015–2019 C7 Z06 coupe and convertible with the stock 6.2L LT4. Manual and automatic transmissions are covered.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModified boost:\u003c\/strong\u003e If your Z06 has pulley, supercharger or calibration changes, have your engine builder or tuner confirm the plug specification for that combination before ordering.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCheck before fitting:\u003c\/strong\u003e Confirm LTR5IX-11 and 4344 on the plugs and packaging, then inspect the ceramic insulators and electrodes for damage.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstallation gap:\u003c\/strong\u003e Use 0.032 inch for this stock LT4 fitment. Measure every plug before installation; the supplied gap is not a substitute for the vehicle’s required setting.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtect the fine tip:\u003c\/strong\u003e Use a round-wire or pin gauge. Any adjustment must move only the ground electrode without levering against the center tip. Ask a qualified installer if a large adjustment is needed.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDry threads and correct torque:\u003c\/strong\u003e Do not add anti-seize or lubricant. Use the correct spark-plug socket and follow the vehicle’s tightening specification so the plug seats correctly and transfers heat as intended.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 style=\"color: #ff0000;\"\u003eCORVETTE COMPATIBILITY\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e2015–2019 C7 Corvette Z06\u003c\/li\u003e\n\u003cli\u003eLT4 6.2L supercharged engine, stock configuration\u003c\/li\u003e\n\u003cli\u003eCoupe and convertible\u003c\/li\u003e\n\u003cli\u003eManual and automatic transmissions\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhy Buy from Custom Corvette Accessories?\u003c\/h3\u003e\n\u003cp\u003eAt Custom Corvette Accessories, we’re Corvette owners ourselves, and we offer \u003cstrong\u003eone-on-one customer service\u003c\/strong\u003e to help you choose parts for your car. Have a question about \u003cstrong\u003eNGK 4344 LTR5IX-11 Iridium IX spark plugs\u003c\/strong\u003e for your C7 Corvette Z06 LT4? Contact us for personal help before you order.\u003c\/p\u003e","brand":"NGK","offers":[{"title":"Default Title","offer_id":67714805956845,"sku":"4344","price":99.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1359\/4413\/files\/ngk-iridium-ix-corvette-spark-plug.png?v=1791740597","url":"https:\/\/www.corvettepartsandaccessories.com\/products\/c7-corvette-z06-ngk-iridium-ix-spark-plugs-lt4","provider":"Corvette Parts from Custom Corvette Accessories","version":"1.0","type":"link"}