{"product_id":"motorcraft-spark-plug-sp405x-agsf22fm1x","title":"Motorcraft Spark Plug – SP405X (AGSF22FM1X)","description":"\u003ch3 data-section-id=\"3h1ku8\" data-start=\"180\" data-end=\"195\"\u003eDescription\u003c\/h3\u003e\n\u003cp data-start=\"196\" data-end=\"587\"\u003eThe \u003cstrong data-start=\"200\" data-end=\"245\"\u003eMotorcraft SP405X (AGSF22FM1X) Spark Plug\u003c\/strong\u003e is a premium OEM replacement designed to meet \u003cstrong data-start=\"292\" data-end=\"346\"\u003eFord’s strict engineering and durability standards\u003c\/strong\u003e. Built with a \u003cstrong data-start=\"361\" data-end=\"392\"\u003efinewire platinum electrode\u003c\/strong\u003e, this spark plug delivers consistent ignition performance and long-lasting reliability, helping engines maintain \u003cstrong data-start=\"506\" data-end=\"586\"\u003epeak efficiency throughout a typical 60,000 to 100,000-mile service interval\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp data-start=\"589\" data-end=\"874\"\u003eEngineered for versatility, the SP405X is compatible with \u003cstrong data-start=\"647\" data-end=\"670\"\u003emultiple fuel types\u003c\/strong\u003e, including \u003cstrong data-start=\"682\" data-end=\"748\"\u003eCNG (compressed natural gas), LPG (propane), and FFV (ethanol)\u003c\/strong\u003e applications. Its precision-matched design helps \u003cstrong data-start=\"798\" data-end=\"873\"\u003ereduce misfires, improve fuel economy, and support emissions compliance\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp data-start=\"876\" data-end=\"1121\"\u003eThis spark plug is a \u003cstrong data-start=\"897\" data-end=\"922\"\u003estandard service plug\u003c\/strong\u003e and may differ slightly from the original factory-installed component. It is interchangeable with \u003cstrong data-start=\"1021\" data-end=\"1043\"\u003eMotorcraft SP-405X\u003c\/strong\u003e, making it a dependable replacement option for a wide range of Ford vehicles.\u003c\/p\u003e\n\u003chr data-start=\"1123\" data-end=\"1126\"\u003e\n\u003ch3 data-section-id=\"19zqy0x\" data-start=\"1128\" data-end=\"1140\"\u003eFeatures\u003c\/h3\u003e\n\u003cul data-start=\"1141\" data-end=\"1731\"\u003e\n\u003cli data-section-id=\"1bfuabg\" data-start=\"1141\" data-end=\"1179\"\u003ePart number: \u003cstrong data-start=\"1156\" data-end=\"1179\"\u003eSP405X (AGSF22FM1X)\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"lvfcj7\" data-start=\"1180\" data-end=\"1219\"\u003eOEM-quality \u003cstrong data-start=\"1194\" data-end=\"1219\"\u003eMotorcraft spark plug\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"qjnkmk\" data-start=\"1220\" data-end=\"1258\"\u003eMeets \u003cstrong data-start=\"1228\" data-end=\"1258\"\u003eFord engineering standards\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"ac7tl5\" data-start=\"1259\" data-end=\"1307\"\u003eTypical service life: \u003cstrong data-start=\"1283\" data-end=\"1307\"\u003e60,000–100,000 miles\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"17zmlq5\" data-start=\"1308\" data-end=\"1372\"\u003e\n\u003cstrong data-start=\"1310\" data-end=\"1341\"\u003eFinewire platinum electrode\u003c\/strong\u003e for durability and performance\u003c\/li\u003e\n\u003cli data-section-id=\"1r63pqr\" data-start=\"1373\" data-end=\"1425\"\u003eSupports consistent ignition and engine efficiency\u003c\/li\u003e\n\u003cli data-section-id=\"j0al86\" data-start=\"1426\" data-end=\"1453\"\u003eHelps reduce \u003cstrong data-start=\"1441\" data-end=\"1453\"\u003emisfires\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"4s2atj\" data-start=\"1454\" data-end=\"1481\"\u003eImproves \u003cstrong data-start=\"1465\" data-end=\"1481\"\u003efuel economy\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"15z8y1e\" data-start=\"1482\" data-end=\"1517\"\u003eHelps meet \u003cstrong data-start=\"1495\" data-end=\"1517\"\u003eemission standards\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"yi7lrs\" data-start=\"1518\" data-end=\"1580\"\u003eCompatible with \u003cstrong data-start=\"1536\" data-end=\"1580\"\u003eCNG, LPG, and FFV (ethanol) fuel systems\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"iluysd\" data-start=\"1581\" data-end=\"1633\"\u003ePrecision-matched for specific engine applications\u003c\/li\u003e\n\u003cli data-section-id=\"lx4k6k\" data-start=\"1634\" data-end=\"1679\"\u003eInterchangeable with \u003cstrong data-start=\"1657\" data-end=\"1679\"\u003eMotorcraft SP-405X\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"rn857k\" data-start=\"1680\" data-end=\"1731\"\u003eStandard service plug (may differ from OE design)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1733\" data-end=\"1736\"\u003e\n\u003ch3 data-section-id=\"nucr17\" data-start=\"1738\" data-end=\"1766\"\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cul data-start=\"1767\" data-end=\"1967\"\u003e\n\u003cli data-section-id=\"9t8w0w\" data-start=\"1767\" data-end=\"1792\"\u003e\n\u003cstrong data-start=\"1769\" data-end=\"1779\"\u003eBrand:\u003c\/strong\u003e Motorcraft\u003c\/li\u003e\n\u003cli data-section-id=\"r0nft8\" data-start=\"1793\" data-end=\"1833\"\u003e\n\u003cstrong data-start=\"1795\" data-end=\"1813\"\u003ePlug Material:\u003c\/strong\u003e Finewire Platinum\u003c\/li\u003e\n\u003cli data-section-id=\"blpxd9\" data-start=\"1834\" data-end=\"1859\"\u003e\n\u003cstrong data-start=\"1836\" data-end=\"1844\"\u003eGap:\u003c\/strong\u003e \u003cstrong data-start=\"1845\" data-end=\"1857\"\u003e0.044 in\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"cehusi\" data-start=\"1860\" data-end=\"1895\"\u003e\n\u003cstrong data-start=\"1862\" data-end=\"1871\"\u003eType:\u003c\/strong\u003e Standard Service Plug\u003c\/li\u003e\n\u003cli data-section-id=\"1qzghgz\" data-start=\"1896\" data-end=\"1943\"\u003e\n\u003cstrong data-start=\"1898\" data-end=\"1913\"\u003eDimensions:\u003c\/strong\u003e 1.00 L x 1.00 W x 3.38 H in\u003c\/li\u003e\n\u003cli data-section-id=\"1ilbiar\" data-start=\"1944\" data-end=\"1967\"\u003e\n\u003cstrong data-start=\"1946\" data-end=\"1957\"\u003eWeight:\u003c\/strong\u003e 0.10 lb\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1969\" data-end=\"1972\"\u003e\n\u003ch3 data-section-id=\"1wwzv67\" data-start=\"1974\" data-end=\"1985\"\u003eFitment\u003c\/h3\u003e\n\u003cp data-start=\"1986\" data-end=\"2056\"\u003eCompatible with select Ford, Lincoln, and Mercury vehicles, including:\u003c\/p\u003e\n\u003cul data-start=\"2058\" data-end=\"2618\"\u003e\n\u003cli data-section-id=\"16px6yu\" data-start=\"2058\" data-end=\"2108\"\u003e\n\u003cstrong data-start=\"2060\" data-end=\"2083\"\u003eFord Crown Victoria\u003c\/strong\u003e (1996–2005) – 4.6L CNG\u003c\/li\u003e\n\u003cli data-section-id=\"1f7brry\" data-start=\"2109\" data-end=\"2159\"\u003e\n\u003cstrong data-start=\"2111\" data-end=\"2134\"\u003eFord Crown Victoria\u003c\/strong\u003e (2007–2011) – 4.6L Gas\u003c\/li\u003e\n\u003cli data-section-id=\"ckp5oz\" data-start=\"2160\" data-end=\"2201\"\u003e\n\u003cstrong data-start=\"2162\" data-end=\"2176\"\u003eFord E-150\u003c\/strong\u003e (2009–2014) – 4.6L Gas\u003c\/li\u003e\n\u003cli data-section-id=\"18z2xhd\" data-start=\"2202\" data-end=\"2278\"\u003e\n\u003cstrong data-start=\"2204\" data-end=\"2230\"\u003eFord E-250 \/ Econoline\u003c\/strong\u003e (1999–2014) – 4.6L \/ 5.4L (Gas, CNG, Bi-Fuel)\u003c\/li\u003e\n\u003cli data-section-id=\"12skks1\" data-start=\"2279\" data-end=\"2351\"\u003e\n\u003cstrong data-start=\"2281\" data-end=\"2303\"\u003eFord E-350 \/ E-450\u003c\/strong\u003e (1997–2014) – 4.6L \/ 5.4L (Gas, CNG, Bi-Fuel)\u003c\/li\u003e\n\u003cli data-section-id=\"1if0my\" data-start=\"2352\" data-end=\"2398\"\u003e\n\u003cstrong data-start=\"2354\" data-end=\"2373\"\u003eFord Expedition\u003c\/strong\u003e (2001–2002) – 5.4L Gas\u003c\/li\u003e\n\u003cli data-section-id=\"12gl1fb\" data-start=\"2399\" data-end=\"2473\"\u003e\n\u003cstrong data-start=\"2401\" data-end=\"2432\"\u003eFord F-150 \/ F-150 Heritage\u003c\/strong\u003e (1999–2004) – 5.4L (Gas, CNG, Bi-Fuel)\u003c\/li\u003e\n\u003cli data-section-id=\"25yws3\" data-start=\"2474\" data-end=\"2517\"\u003e\n\u003cstrong data-start=\"2476\" data-end=\"2492\"\u003eFord Mustang\u003c\/strong\u003e (2007–2012) – 5.4L Gas\u003c\/li\u003e\n\u003cli data-section-id=\"2t7ffx\" data-start=\"2518\" data-end=\"2565\"\u003e\n\u003cstrong data-start=\"2520\" data-end=\"2540\"\u003eLincoln Town Car\u003c\/strong\u003e (2006–2011) – 4.6L Gas\u003c\/li\u003e\n\u003cli data-section-id=\"p7d736\" data-start=\"2566\" data-end=\"2618\"\u003e\n\u003cstrong data-start=\"2568\" data-end=\"2593\"\u003eMercury Grand Marquis\u003c\/strong\u003e (2007–2011) – 4.6L Gas\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"MOTORCRAFT","offers":[{"title":"Default Title","offer_id":46424286298311,"sku":"ELE2081","price":10.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0665\/2277\/5751\/files\/Screenshot2026-04-17153851.png?v=1776721768","url":"https:\/\/mainstreeteshop.com\/products\/motorcraft-spark-plug-sp405x-agsf22fm1x","provider":"MAIN STREET ESHOP","version":"1.0","type":"link"}