{"product_id":"motorcraft-iridium-spark-plug-sp-588","title":"Motorcraft Iridium Spark Plug SP-588","description":"\u003cp data-start=\"173\" data-end=\"521\"\u003e\u003cstrong data-start=\"173\" data-end=\"189\"\u003eDescription:\u003c\/strong\u003e\u003cbr data-start=\"189\" data-end=\"192\"\u003eThe Motorcraft Iridium Spark Plug SP-588 is engineered to meet strict Ford OEM specifications, delivering consistent ignition performance and long-lasting durability. Designed specifically for modern Ford V8 5.0L engines, this spark plug helps maintain optimal combustion efficiency, smooth engine operation, and reliable starts.\u003c\/p\u003e\n\u003cp data-start=\"523\" data-end=\"924\"\u003eConstructed with an iridium-tipped center electrode and platinum ground electrode, the SP-588 offers enhanced wear resistance and extended service life. Its precision design supports efficient fuel combustion, reduced emissions, and dependable engine performance under a wide range of driving conditions. This plug is an ideal OEM replacement for maintaining factory-level performance and reliability.\u003c\/p\u003e\n\u003chr data-start=\"926\" data-end=\"929\"\u003e\n\u003cp data-start=\"931\" data-end=\"944\"\u003e\u003cstrong data-start=\"931\" data-end=\"944\"\u003eFeatures:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"946\" data-end=\"1460\"\u003e\n\u003cli data-section-id=\"qeg18u\" data-start=\"946\" data-end=\"1022\"\u003eGenuine Motorcraft OEM spark plug designed to Ford engineering standards\u003c\/li\u003e\n\u003cli data-section-id=\"jm1wpp\" data-start=\"1023\" data-end=\"1097\"\u003eIridium center electrode for improved durability and long service life\u003c\/li\u003e\n\u003cli data-section-id=\"uwoief\" data-start=\"1098\" data-end=\"1152\"\u003ePlatinum ground electrode enhances wear resistance\u003c\/li\u003e\n\u003cli data-section-id=\"uj52jx\" data-start=\"1153\" data-end=\"1213\"\u003eCopper core for efficient conductivity and heat transfer\u003c\/li\u003e\n\u003cli data-section-id=\"1v64wdd\" data-start=\"1214\" data-end=\"1279\"\u003eResistor range: 2,000–9,000 ohms for interference suppression\u003c\/li\u003e\n\u003cli data-section-id=\"3b8nds\" data-start=\"1280\" data-end=\"1322\"\u003eTapered seat design for proper sealing\u003c\/li\u003e\n\u003cli data-section-id=\"wtnbmi\" data-start=\"1323\" data-end=\"1345\"\u003eThread size: 12 mm\u003c\/li\u003e\n\u003cli data-section-id=\"74e3fr\" data-start=\"1346\" data-end=\"1365\"\u003eHex size: 14 mm\u003c\/li\u003e\n\u003cli data-section-id=\"1iglreo\" data-start=\"1366\" data-end=\"1391\"\u003eInsulator height: 3.5\u003c\/li\u003e\n\u003cli data-section-id=\"cipki8\" data-start=\"1392\" data-end=\"1460\"\u003eDesigned for reliable ignition and consistent engine performance\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1462\" data-end=\"1465\"\u003e\n\u003cp data-start=\"1467\" data-end=\"1479\"\u003e\u003cstrong data-start=\"1467\" data-end=\"1479\"\u003eFitment:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"1481\" data-end=\"1544\"\u003e\u003cstrong data-start=\"1481\" data-end=\"1505\"\u003eFord F-150 (V8 5.0L)\u003c\/strong\u003e\u003cbr data-start=\"1505\" data-end=\"1508\"\u003e2021, 2022, 2023, 2024, 2025, 2026\u003c\/p\u003e","brand":"MOTORCRAFT","offers":[{"title":"Default Title","offer_id":46435104882887,"sku":"ELE2128","price":19.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0665\/2277\/5751\/files\/Screenshot2026-04-21142138.png?v=1776806533","url":"https:\/\/mainstreeteshop.com\/products\/motorcraft-iridium-spark-plug-sp-588","provider":"MAIN STREET ESHOP","version":"1.0","type":"link"}