{"product_id":"x4xz-double-iridium-spark-plug-4-pack-ngk-9723-silzkr7b11-compatible","title":"X4XZ Double Iridium Spark Plug 4-Pack | NGK 9723 SILZKR7B11 Compatible","description":"\u003ch2\u003eOverview\u003c\/h2\u003e\u003cp\u003eMeet the X4XZ double iridium spark plugs, engineered for broad compatibility across Hyundai, Kia, Honda, Acura and Jeep platforms. This 4-pack aligns with NGK 9723 cross-references SILZKR7B11 and related OE numbers, offering a familiar footprint for many original designs. For best accuracy, review the second image to confirm fit for your vehicle.\u003c\/p\u003e\u003ch2\u003eKey Benefits\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eLong service life with an iridium center electrode supports a stable spark over many miles, up to 100,000 kilometers.\u003c\/li\u003e\n\u003cli\u003eImproved cold-start performance and smoother operation in varying climates and driving styles.\u003c\/li\u003e\n\u003cli\u003eReliable ignition that matches or improves on OE design, helping with fast, consistent starts and smooth running.\u003c\/li\u003e\n\u003cli\u003ePotential improvements in fuel economy and lower emissions, depending on vehicle condition and usage patterns.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eQuality and Design\u003c\/h2\u003e\u003cp\u003eThe plug uses double iridium construction for longevity and dependable ignitability. An iridium center electrode and firing pin contribute to consistent performance, while the design aims to mirror or enhance the OE footprint for straightforward installation.\u003c\/p\u003e\u003ch2\u003eWhat’s Included\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eDouble Iridium Spark Plugs x4\u003c\/li\u003e\n\u003cli\u003eCross-reference: NGK 9723; SILZKR7B11; 18846-11070; 1884611070\u003c\/li\u003e\n\u003cli\u003eNot included: printed instruction manual\u003c\/li\u003e\n\u003cli\u003eAfter-Sales Support: 24\/7 customer service and 1-year product service\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eUsage Scenarios\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eDaily commutes with steady ignition reliability across climates\u003c\/li\u003e\n\u003cli\u003eWinter or early-morning starts with potential cold-start benefits\u003c\/li\u003e\n\u003cli\u003eHighway driving and moderate acceleration scenarios with consistent performance\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eNotes and Compatibility\u003c\/h2\u003e\u003cp\u003ePlease verify spark plug compatibility by reviewing the second main image, which helps confirm a proper fit for your car.\u003c\/p\u003e\u003ch2\u003eWhy Choose X4XZ\u003c\/h2\u003e\u003cp\u003eChoosing X4XZ means selecting a brand that emphasizes compatibility, durable materials, and practical performance. The 4-pack format simplifies stocking and replacement, while cross-reference alignment keeps installation aligned with OE expectations.\u003c\/p\u003e\u003ch2\u003eAfter-Sales Support\u003c\/h2\u003e\u003cp\u003eWe offer around-the-clock assistance and a 1-year product service. If you need help with installation or have questions about fit, reach out anytime.\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: Which vehicles are compatible with X4XZ double iridium spark plugs (4-pack)?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: The plugs fit many Hyundai, Kia, Honda, Acura, and Jeep models listed in the product details; please verify using the second image.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What possible advantages could I see after installation?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Possible benefits include smoother idle, faster starts, steadier acceleration, and improved fuel efficiency; results vary by vehicle and condition.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"X4XZ","offers":[{"title":"Default Title","offer_id":42467617964117,"sku":"B0CB9TD5L1","price":34.78,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0632\/3270\/4597\/files\/x4xz-double-iridium-spark-plug-pack-4.jpg?v=1778059568","url":"https:\/\/plentytorque.co.uk\/products\/x4xz-double-iridium-spark-plug-4-pack-ngk-9723-silzkr7b11-compatible","provider":"PlentyTorque","version":"1.0","type":"link"}