{"product_id":"4-pack-denso-3421-iridium-long-life-spark-plugs-sk20hr11-ps","title":"4 Pack Denso 3421 Iridium Long Life Spark Plugs SK20HR11 ps","description":"\u003cp\u003eThe Denso 3421 Iridium Long Life Spark Plug (SK20HR11) is designed to provide superior ignition, enhanced fuel efficiency, and long-lasting engine performance. Featuring an iridium center electrode, it ensures consistent spark, reduced wear, and optimal combustion. Ideal for modern and high-performance engines, the SK20HR11 guarantees reliable starts, smoother engine operation, and extended service intervals, making it perfect for a wide range of vehicles and applications.\u003c\/p\u003e\u003ch3\u003eFeatures \u0026amp; Benefits:\u003c\/h3\u003e\u003cp\u003e🔧 Iridium center electrode ensures long-lasting spark and reduced wear\u003cbr\u003e🔧 Improves combustion efficiency for better engine performance\u003cbr\u003e🔧 Enhances fuel economy and reduces emissions\u003cbr\u003e🔧 Pre-gapped for quick and easy installation\u003c\/p\u003e\u003ch3\u003eSpecifications:\u003c\/h3\u003e\u003cp\u003eBrand \u0026amp; Part Number: Denso 3421 (SK20HR11)\u003cbr\u003eMaterial: Iridium Tip, Copper Core\u003cbr\u003eThread Size: 14mm\u003cbr\u003eReach: 0.75 in. (19mm)\u003cbr\u003eGap: Pre-gapped (~0.040 in.)\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eBoost engine performance and fuel efficiency with Denso 3421 Iridium Long Life Spark Plugs! 🔧\u003c\/strong\u003e\u003c\/p\u003e","brand":"DENSO","offers":[{"title":"Default Title","offer_id":46829775814807,"sku":"DEN-3421-4PK-EB","price":62.77,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0712\/8966\/7735\/files\/medium_877781ec-d32f-4aea-ac44-99cad5818430.jpg?v=1768790380","url":"https:\/\/txnsupply.com\/products\/4-pack-denso-3421-iridium-long-life-spark-plugs-sk20hr11-ps","provider":"Texan Supply Company","version":"1.0","type":"link"}