{"product_id":"bosch-ar5sii3320s-dual-iridium-spark-plug-ford-focus-fiesta-ecosport","title":"Bosch AR5SII3320S Dual Iridium Spark Plug – Ford Focus Fiesta","description":"\n\u003ch2\u003eBosch AR5SII3320S Dual Iridium Spark Plug for Ford Focus, Fiesta, EcoSport \u0026amp; More\u003c\/h2\u003e\n\u003cp\u003eUpgrade your ignition system with the \u003cstrong\u003eBosch AR5SII3320S Dual Iridium Spark Plug\u003c\/strong\u003e — engineered for precision, long-lasting performance, and reliable starts across a wide range of Ford and compatible vehicle models. Built with a dual iridium electrode, this spark plug delivers consistent spark efficiency and extended service life compared to standard copper or platinum alternatives.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDual Iridium Electrode:\u003c\/strong\u003e Offers superior durability and a focused spark for improved ignition consistency and fuel efficiency.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOEM Compatible:\u003c\/strong\u003e Matches OEM part numbers CM5G12405CD, HYFS093YP, and 1748575 — ideal for Ford Focus, Fiesta, EcoSport, and various other models.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePrecision Engineering:\u003c\/strong\u003e Correct heat range and thread size ensure a secure fit and optimal engine performance.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTrusted Bosch Quality:\u003c\/strong\u003e Manufactured by one of the world's leading automotive parts brands with decades of proven engineering.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWide Fitment:\u003c\/strong\u003e Suitable for multiple Ford models and other compatible vehicles — always verify your OEM spec before ordering.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBosch\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAR5SII3320S\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eElectrode Material\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDual Iridium\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOEM Numbers\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCM5G12405CD, HYFS093YP, 1748575\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCompatible Models\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eFord Focus, Fiesta, EcoSport \u0026amp; various others\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHigh-Concern Chemicals\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNone\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCountry of Origin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMade in Mainland China\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eImportant Fitment Notice\u003c\/h3\u003e\n\u003cp\u003e⚠️ \u003cstrong\u003ePlease verify this spark plug part number matches your vehicle's OEM specifications before purchasing.\u003c\/strong\u003e Different engine models require specific heat ranges, thread sizes, and electrode gaps. Please refer to your vehicle manual for the correct specifications. Returns and refunds will not be approved for orders placed without fitment confirmation.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eNote: Packaging may vary across production batches. The package image shown is for reference only — the actual spark plug received shall prevail.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch3\u003eYou Might Also Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/leather-hole-punch-tool-diy-stitching-punch-4-5-6mm\"\u003eLeather Hole Punch Tool | DIY Stitching Punch 4\/5\/6mm\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/uv-shaped-leather-groover-skiving-tool-kit-4-piece-diy\"\u003eU \u0026amp; V Leather Groover Skiving Tool Kit – 4-Piece Stainless Set\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/stainless-steel-egg-shell-topper-cutter-opener-kitchen-tool\"\u003eStainless Steel Egg Shell Topper Cutter \u0026amp; Opener Tool\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.fueleconomy.gov\/feg\/maintain.jsp\" target=\"_blank\" rel=\"noopener\"\u003eFuelEconomy.gov on vehicle maintenance\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: Which Ford models is the Bosch AR5SII3320S spark plug compatible with?\u003c\/h4\u003e\n\u003cp\u003eA: The Bosch AR5SII3320S is designed to suit Ford Focus, Fiesta, EcoSport, and various other compatible models that share OEM part numbers CM5G12405CD, HYFS093YP, or 1748575. Always cross-reference with your vehicle manual or OEM number before purchasing to confirm fitment.\u003c\/p\u003e\n\u003ch4\u003eQ: What makes a dual iridium spark plug better than a standard spark plug?\u003c\/h4\u003e\n\u003cp\u003eA: Dual iridium spark plugs feature iridium on both the center and ground electrodes, providing a more focused and consistent spark compared to copper or single-platinum plugs. This translates to improved ignition reliability, better fuel efficiency, and a significantly longer service life.\u003c\/p\u003e\n\u003ch4\u003eQ: How do I know if this Bosch spark plug is the right fit for my engine?\u003c\/h4\u003e\n\u003cp\u003eA: Check your vehicle's owner manual or look up the OEM part number for your specific engine model. The Bosch AR5SII3320S corresponds to OEM numbers CM5G12405CD, HYFS093YP, and 1748575. Key factors to verify include heat range, thread size, and electrode gap. If unsure, consult a qualified mechanic or your dealership before purchasing.\u003c\/p\u003e\n\u003ch4\u003eQ: Is this spark plug sold individually or as a set?\u003c\/h4\u003e\n\u003cp\u003eA: Please check the product listing quantity details. It is recommended to verify the number of plugs included at checkout to ensure you have the correct quantity for your engine's requirements.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"Which Ford models is the Bosch AR5SII3320S spark plug compatible with?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The Bosch AR5SII3320S is designed to suit Ford Focus, Fiesta, EcoSport, and various other compatible models that share OEM part numbers CM5G12405CD, HYFS093YP, or 1748575. 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