{"product_id":"dorman-904-064-diesel-exhaust-fluid-def-filler-neck","title":"Dorman 904-064 Diesel Exhaust Fluid (DEF) Filler Neck","description":"\u003ch2\u003eDurable Diesel Exhaust Fluid Filler Neck for Ford Super Duty\u003c\/h2\u003e\u003cp\u003eThe Dorman 904-064 Diesel Exhaust Fluid (DEF) Filler Neck is designed specifically for Ford F-250 Super Duty and F-350 Super Duty models. Constructed from a combination of steel, rubber, and plastic materials, this filler neck ensures reliable performance and resistance to harsh conditions.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eCompatible with Ford F-250 Super Duty and F-350 Super Duty diesel trucks\u003c\/li\u003e\n\u003cli\u003eConstructed from steel, rubber, and plastic for durability and flexibility\u003c\/li\u003e\n\u003cli\u003eMeasures 32 inches in length, 6 inches in width, and 12 inches in height\u003c\/li\u003e\n\u003cli\u003eBlack color for a clean, factory-style appearance\u003c\/li\u003e\n\u003cli\u003eBolt-on attachment method for secure installation\u003c\/li\u003e\n\u003cli\u003eDoes not include mounting hardware or cap\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eProduct Details and Material Composition\u003c\/h2\u003e\u003cp\u003eThe Dorman 904-064 DEF filler neck features a robust steel construction combined with rubber and plastic components to provide a secure and leak-resistant connection for diesel exhaust fluid refilling. The steel offers strength and corrosion resistance, while the rubber and plastic parts provide flexibility and sealing capabilities. Its black finish matches the OEM look and helps protect against environmental wear. The filler neck measures 32 inches long, 6 inches wide, and 12 inches high, making it suitable for the specified Ford Super Duty models.\u003c\/p\u003e\u003ch2\u003eApplications and Common Issues Addressed\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eReplacement for damaged or cracked DEF filler necks on Ford F-250 and F-350 Super Duty trucks\u003c\/li\u003e\n\u003cli\u003ePrevents DEF fluid leaks that can cause emission system faults\u003c\/li\u003e\n\u003cli\u003eHelps maintain proper DEF fluid delivery to the emission control system\u003c\/li\u003e\n\u003cli\u003eAddresses issues related to worn or deteriorated filler neck components\u003c\/li\u003e\n\u003cli\u003eSupports compliance with diesel emission standards by ensuring proper DEF system function\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eThis DEF filler neck uses a bolt-on attachment method for secure mounting. Ensure the mounting points on your Ford F-250 or F-350 Super Duty are clean and free of debris before installation. Since mounting hardware is not included, retain or source the appropriate bolts for installation. Verify the filler neck is properly aligned to avoid leaks or damage during use.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty Information\u003c\/h2\u003e\u003cp\u003eDorman parts are engineered to meet or exceed OEM specifications for fit and function. The 904-064 DEF filler neck undergoes quality checks to ensure durability and performance in demanding diesel emission systems. Warranty coverage details should be confirmed with the original product documentation or supplier.\u003c\/p\u003e","brand":"Dorman","offers":[{"title":"Default Title","offer_id":52111222571189,"sku":"BKKY-904-064","price":83.89,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/RB_904064_Ang.jpg?v=1775160504","url":"https:\/\/www.partcatalog.com\/products\/dorman-904-064-diesel-exhaust-fluid-def-filler-neck","provider":"PartCatalog","version":"1.0","type":"link"}