{"product_id":"ngk-spark-plug-silzkbr8d8s-laser-iridium-pack-of-6-oem-laser-iridium-direct-fit-replacement","title":"NGK Spark Plug SILZKBR8D8S Laser Iridium Pack of 6 — OEM Laser Iridium Direct-Fit Replacement","description":"\u003cp\u003e\u003cstrong\u003eThese are genuine NGK Laser Iridium SILZKBR8D8S (97506) spark plugs sold as a pack of six, designed as direct-fit replacements for compatible gasoline engines.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eFit, materials and consistency matter when replacing spark plugs — the NGK 97506 Laser Iridium set provides the specific electrode design, shell size and heat range intended by NGK for engines that require the SILZKBR8D8S specification. This listing is for an authentic OEM 6-pack complete with original packaging and hardware; always verify vehicle compatibility before purchase.\u003c\/p\u003e\n\n\u003ch3\u003eWhich vehicles or engines use the SILZKBR8D8S (97506) plug?\u003c\/h3\u003e\n\u003cp\u003eThe SILZKBR8D8S specification corresponds to a number of gasoline engines across manufacturers. Compatibility depends on thread size, reach, hex, and heat range, so confirm fitment with your vehicle's application guide or an online fitment tool.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCheck thread diameter and reach to match your engine’s cylinder head.\u003c\/li\u003e\n  \u003cli\u003eCompare hex size and seating style to the removed plug for correct installation.\u003c\/li\u003e\n  \u003cli\u003eUse OEM or parts lookup (Amazon Confirmed Fit or NGK cross-reference) for exact vehicle listings.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow do these NGK Laser Iridium plugs affect starting and idling?\u003c\/h3\u003e\n\u003cp\u003eIridium center electrodes maintain a precise firing point and resist erosion longer than many standard plugs, supporting reliable starts and smoother idle for compatible engines. They are engineered for consistent spark performance across life.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eLaser-welded iridium tip preserves electrode shape and gap stability.\u003c\/li\u003e\n  \u003cli\u003eStable spark reduces misfires during cold starts and idle conditions.\u003c\/li\u003e\n  \u003cli\u003eDurable construction minimizes frequent replacement needs under normal operating conditions.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat are the installation and maintenance considerations?\u003c\/h3\u003e\n\u003cp\u003eInstall these plugs using the correct torque and gap settings specified by the vehicle manufacturer. NGK Laser Iridium plugs typically come pre-gapped, but it's good practice to verify the gap and apply anti-seize to the threads only if recommended by NGK or the service manual.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eConfirm recommended gap and torque in the service manual before installation.\u003c\/li\u003e\n  \u003cli\u003eUse a torque wrench to avoid over- or under-tightening the spark plug.\u003c\/li\u003e\n  \u003cli\u003eReplace ignition boots or seals if they appear worn to maintain performance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhy choose genuine NGK parts instead of aftermarket alternatives?\u003c\/h3\u003e\n\u003cp\u003eGenuine NGK spark plugs are manufactured to NGK specifications for dimensional accuracy and material quality, ensuring consistent fit and expected heat range performance. Authentic parts reduce the risk of fitment issues and maintain the engine design intent.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eOriginal packaging and hardware ensure you receive full OEM components.\u003c\/li\u003e\n  \u003cli\u003eManufacturing controls and material standards reduce variability between units.\u003c\/li\u003e\n  \u003cli\u003eNGK’s part numbers and cross-references simplify matching plugs to applications.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: Mechanics, DIY car owners, and fleet technicians seeking a reliable, OEM-spec replacement spark plug for engines that call for the NGK SILZKBR8D8S (97506) specification. Choose this 6-pack when you need genuine NGK Laser Iridium plugs in original packaging for consistent performance, accurate fitment, and straightforward installation. Before ordering, verify your vehicle’s required plug specification using the vehicle manufacturer’s guide or a trusted parts lookup service.\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: Is this NGK SILZKBR8D8S a direct replacement?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes — it’s sold as an OEM NGK Laser Iridium SILZKBR8D8S (97506) direct-replacement, but confirm vehicle fitment before ordering.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Do these plugs come pre-gapped?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: NGK Laser Iridium plugs are generally pre-gapped; still verify and adjust the gap to your vehicle’s specifications prior to installation.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"NGK","offers":[{"title":"Default Title","offer_id":48082596233374,"sku":"B07PFX1RQM","price":151.53,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/ngk-spark-plug-silzkbr8d8s-front-packaging.jpg?v=1785811601","url":"https:\/\/northtrailauto.ca\/products\/ngk-spark-plug-silzkbr8d8s-laser-iridium-pack-of-6-oem-laser-iridium-direct-fit-replacement","provider":"North Trail Auto","version":"1.0","type":"link"}