{"product_id":"aluminum-coolant-overflow-expansion-tank-for-ford-expedition-2018-2024-3-5l","title":"Aluminum Coolant Overflow Expansion Tank for Ford Expedition (2018-2024) 3.5L","description":"\u003ch2 style=\"font-size: clamp(18px, 3vw, 21px); margin-bottom: 15px; line-height: 1.3;\"\u003eHeavy-Duty Aluminum Coolant Overflow Expansion Tank for 2018-2024 Ford Expedition (U553)\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat it Does:\u003c\/strong\u003e The aluminum coolant overflow expansion tank replaces the crack-prone factory plastic degas bottle on the 2018-2024 Ford Expedition to eliminate pressurized coolant leaks and safeguard engine operating temperatures.\u003c\/p\u003e\n\n\u003ch3\u003eThe Stock Ford Expedition Degas Tank Vulnerability\u003c\/h3\u003e\n\u003cp\u003eThe factory blow-molded plastic expansion reservoir on the \u003cstrong\u003eU553\u003c\/strong\u003e platform deteriorates rapidly due to constant thermal cycling from the twin-turbocharged \u003cstrong\u003e3.5L EcoBoost\u003c\/strong\u003e engine. Operating under sustained cooling system pressures between 16 and 21 PSI, the OEM nylon composite tank suffers micro-fracturing along the molded ultrasonic center seam and inlet\/outlet hose barbs. Over time, engine bay heat soak degrades the plastic resin, turning it brittle, cloudy, and prone to sudden hairline fractures that bleed off pressure, drop coolant levels, and risk overheating when towing or working under load.\u003c\/p\u003e\n\n\u003ch3\u003eThe Engineering Solution\u003c\/h3\u003e\n\u003cp\u003eFabricated from high-grade, corrosion-resistant aluminum plate, this replacement degas tank completely eliminates plastic fatigue. Fully TIG-welded seams provide superior structural rigidity capable of withstanding extreme pressure spikes and intense engine bay temperatures without swelling, weeping, or splitting. Designed as a direct bolt-in replacement for OEM part number \u003cstrong\u003eFL3Z-8A080-A\u003c\/strong\u003e, it incorporates precision-matched mounting brackets and hose connections that mate directly to factory coolant routing without cutting or drilling. The brushed aluminum finish withstands chemical exposure and maintains a clean, durable engine bay appearance.\u003c\/p\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cdiv style=\"overflow-x: auto; margin-bottom: 20px;\"\u003e\n  \u003ctable width=\"100%\" style=\"border-collapse: collapse; border: 1px solid #e0e0e0; font-size: 14px; min-width: 300px;\"\u003e\n    \u003ctr style=\"background-color: #f9f9f9;\"\u003e\n\u003cth style=\"padding:10px; text-align: left; border: 1px solid #e0e0e0;\"\u003eFitment\u003c\/th\u003e\n\u003ctd style=\"padding:10px; border: 1px solid #e0e0e0;\"\u003e2018-2024 Ford Expedition\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003cth style=\"padding:10px; text-align: left; border: 1px solid #e0e0e0;\"\u003eEngine \/ Chassis\u003c\/th\u003e\n\u003ctd style=\"padding:10px; border: 1px solid #e0e0e0;\"\u003e3.5L EcoBoost V6 \/ U553\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr style=\"background-color: #f9f9f9;\"\u003e\n\u003cth style=\"padding:10px; text-align: left; border: 1px solid #e0e0e0;\"\u003eStock Output\u003c\/th\u003e\n\u003ctd style=\"padding:10px; border: 1px solid #e0e0e0;\"\u003e375-400 hp \/ 470-480 lb-ft\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003cth style=\"padding:10px; text-align: left; border: 1px solid #e0e0e0;\"\u003eReplaces OEM Part #\u003c\/th\u003e\n\u003ctd style=\"padding:10px; border: 1px solid #e0e0e0;\"\u003eFL3Z-8A080-A\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch3\u003eCompatibility\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e2018-2024 Ford Expedition 3.5L EcoBoost V6\u003c\/li\u003e\n  \u003cli\u003e2018-2024 Ford Expedition MAX 3.5L EcoBoost V6\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eDoes this fit the U553 Expedition?\u003c\/h4\u003e\n\u003cp\u003eYes, this is a direct fit for the 2018-2024 Ford Expedition equipped with the 3.5L EcoBoost engine.\u003c\/p\u003e\n\n\u003ch4\u003eDoes this aluminum expansion tank require aftermarket hoses or brackets?\u003c\/h4\u003e\n\u003cp\u003eNo, this tank utilizes all factory mounting points, clamps, and OEM coolant routing hoses for a true bolt-on replacement.\u003c\/p\u003e\n\n\u003ch3\u003eThe Ford Towing Standard\u003c\/h3\u003e\n\u003cp\u003eFull-size platforms like the \u003cstrong\u003eU553\u003c\/strong\u003e Expedition generate massive under-hood thermal loads during heavy towing and payload hauling. Upgrading to a structural TIG-welded aluminum cooling reservoir ensures your pressurized cooling circuit remains intact and reliable no matter the ambient or towing conditions.\u003c\/p\u003e","brand":"VelocityMax","offers":[{"title":"Default Title","offer_id":67524679500024,"sku":"DS-E0ELU1RUH","price":278.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0800\/1290\/2648\/files\/aluminum-coolant-overflow-expansion-tank-for-ford-expedition-2018-2024-3-5l-1.webp?v=1790462824","url":"https:\/\/performancechiptuning.com\/products\/aluminum-coolant-overflow-expansion-tank-for-ford-expedition-2018-2024-3-5l","provider":"Performance Chip Tuning","version":"1.0","type":"link"}