{"product_id":"denso-iridium-power-spark-plug-5341","title":"Denso 5341 Iridium Power Spark Plug","description":"\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0056\/9429\/2079\/files\/DENSO-main-logo-web.jpg?v=1780601203\" alt=\"\"\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eDenso 5341 Iridium Power Spark Plug\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe Denso 5341 Iridium Power Spark Plug is a high-performance ignition component engineered to deliver exceptional spark efficiency, improved throttle response, and long-lasting reliability in demanding marine applications. Featuring Denso's advanced Iridium Power technology, this spark plug utilizes an ultra-fine iridium center electrode to produce a stronger, more concentrated spark for improved combustion and engine performance.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eDesigned for modern marine engines that demand precise ignition timing and efficient fuel burn, the Denso 5341 helps promote smoother starts, better fuel economy, cleaner combustion, and consistent power delivery. Its iridium construction offers significantly greater durability than conventional spark plugs, making it an excellent choice for boat owners looking to maximize performance while extending maintenance intervals.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eWhether you're completing routine service or upgrading your ignition system, the Denso 5341 delivers dependable results season after season.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eCommon Engine Applications\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe Denso 5341 Iridium Power Spark Plug is commonly used in select Ford-based marine engines, including:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\u003cspan\u003eIndmar Raptor 6.2L\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eIndmar Raptor 6.2L HO\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eIndmar Raptor 6.2L Supercharged\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFord 6.2L SOHC marine engine platforms\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHigh-output Ford-based marine engines used in wake and surf boats\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cspan\u003eCommon Boat Fitments\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThese engines are frequently found in premium inboard towboats, wake boats, and surf boats, including:\u003c\/span\u003e\u003c\/p\u003e\n\u003ch4\u003e\u003cspan\u003eSupra\u003c\/span\u003e\u003c\/h4\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\u003cspan\u003eSupra SA\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSupra SL\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSupra SE\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSupra SR\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSupra Sunsport\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003e\u003cspan\u003eMoomba\u003c\/span\u003e\u003c\/h4\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\u003cspan\u003eMoomba Mojo\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eMoomba Kaiyen\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eMoomba Makai\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eMoomba Max\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eMoomba Craz\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003e\u003cspan\u003eSupreme\u003c\/span\u003e\u003c\/h4\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\u003cspan\u003eSupreme S220\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSupreme S238\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSupreme ZS232\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSupreme ZS252\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003e\u003cspan\u003eCenturion\u003c\/span\u003e\u003c\/h4\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\u003cspan\u003eCenturion Ri230\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCenturion Ri245\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCenturion Fi23\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCenturion Fi25\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eAdditional applications may include custom and specialty marine installations utilizing Ford 6.2L Raptor-based engine packages.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eFeatures\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\u003cspan\u003eGenuine Denso 5341 Iridium Power spark plug\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eUltra-fine iridium center electrode technology\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eProvides a powerful, consistent spark\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHelps improve throttle response and engine efficiency\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePromotes reliable cold starting and smooth idle quality\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eLong service life compared to conventional spark plugs\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDesigned to perform in demanding marine environments\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cspan\u003eBenefits of Iridium Power Technology\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eDenso's Iridium Power design utilizes a fine-wire center electrode that requires less voltage to fire while producing a more concentrated spark. This results in more efficient combustion, quicker engine response, and improved overall performance. The durable iridium construction also helps maintain optimal spark gap over time, reducing wear and extending replacement intervals.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eFor owners of Supra, Moomba, Centurion, Supreme, and other boats powered by Ford-based 6.2L marine engines, the Denso 5341 Iridium Power Spark Plug offers premium ignition performance and long-lasting reliability on the water.\u003c\/span\u003e\u003c\/p\u003e","brand":"O'Reilly Auto Parts","offers":[{"title":"Default Title","offer_id":49230919368961,"sku":"DEN 5341","price":18.49,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0056\/9429\/2079\/files\/Screenshot2026-06-04152947.png?v=1780601403","url":"https:\/\/inboardpartshq.com\/products\/denso-iridium-power-spark-plug-5341","provider":"Inboard Parts HQ","version":"1.0","type":"link"}