{"product_id":"aluminum-coolant-overflow-expansion-tank-for-ford-mustang-1996-2004-4-6l","title":"Aluminum Coolant Overflow Expansion Tank for Ford Mustang (1996-2004) 4.6L","description":"\u003ch2 style=\"font-size: clamp(18px, 3vw, 21px); margin-bottom: 15px; line-height: 1.3;\"\u003eTIG-Welded Aluminum Coolant Overflow Expansion Tank for 1996-2004 Ford Mustang (SN95)\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat it Does:\u003c\/strong\u003e The Aluminum Coolant Overflow Expansion Tank replaces the failure-prone factory plastic degas bottle on the 1996-2004 Ford Mustang to eliminate pressure loss, prevent thermal fatigue leaks, and maintain cooling system operating pressure.\u003c\/p\u003e\n\n\u003ch3\u003eThe Stock Ford Mustang Degas Bottle Failure\u003c\/h3\u003e\n\u003cp\u003eThe factory nylon expansion tank on the \u003cstrong\u003eSN95\u003c\/strong\u003e platform is subjected to continuous pressurized thermal cycling and radiant underhood heat from the \u003cstrong\u003eModular 4.6L\u003c\/strong\u003e V8. Over time, plasticizers leach out of the OEM blow-molded reservoir, leading to discoloration, cap thread distortion, and micro-fractures along the ultrasonically welded center seam. When these seams weep or catastrophically split under standard 16 PSI operating pressures, the cooling circuit loses hydraulic integrity. This drops the boiling point of the coolant mixture, causing rapid localized boiling in the cylinder heads, air pockets, and severe engine overheating.\u003c\/p\u003e\n\n\u003ch3\u003eThe Engineering Solution\u003c\/h3\u003e\n\u003cp\u003eConstructed from heavy-gauge, corrosion-resistant sheet aluminum, this direct replacement expansion tank provides structural permanence. Every joint is precision \u003cstrong\u003eTIG welded\u003c\/strong\u003e and pressure tested to withstand cooling spikes well beyond factory relief thresholds without ballooning or seam separation. The tank incorporates direct-fit mounting tabs and CNC-formed hose barbs matched to the factory routing for seamless integration with OEM plumbing, eliminating the risk of roadside coolant loss while handling high-RPM thermal expansion.\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;\"\u003e1996-2004 Ford Mustang\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;\"\u003eModular 4.6L V8 \/ SN95\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;\"\u003e215-390 hp \/ 285-390 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;\"\u003e\n\u003cstrong\u003eF7ZZ-8A080-AB\u003c\/strong\u003e, \u003cstrong\u003e1R3Z-8A080-AA\u003c\/strong\u003e\n\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\u003e1996-2004 Ford Mustang GT 4.6L V8 (SOHC 2V)\u003c\/li\u003e\n  \u003cli\u003e1996-2004 Ford Mustang SVT Cobra 4.6L V8 (DOHC 4V)\u003c\/li\u003e\n  \u003cli\u003e2003-2004 Ford Mustang Mach 1 4.6L V8 (DOHC 4V)\u003c\/li\u003e\n  \u003cli\u003e2001 Ford Mustang Bullitt 4.6L V8 (SOHC 2V)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eDoes this fit the SN95 Mustang?\u003c\/h4\u003e\n\u003cp\u003eYes, this is a direct fit for the 1996-2004 Ford Mustang equipped with the \u003cstrong\u003eModular 4.6L\u003c\/strong\u003e engine.\u003c\/p\u003e\n\n\u003ch4\u003eDoes this tank support the OEM radiator pressure cap?\u003c\/h4\u003e\n\u003cp\u003eYes, the neck is engineered to mate directly with the factory-spec threaded pressure cap to maintain standard operating relief pressures.\u003c\/p\u003e\n\n\u003ch3\u003eThe Ford Muscle Standard\u003c\/h3\u003e\n\u003cp\u003eDemanding full-throttle runs from a \u003cstrong\u003eModular 4.6L\u003c\/strong\u003e V8 requires cooling components that hold pressure without compromise. This aluminum degas bottle delivers dependable thermal protection to ensure your engine stays cool under hard acceleration.\u003c\/p\u003e","brand":"VelocityMax","offers":[{"title":"Default Title","offer_id":67524669669624,"sku":"DS-ESOM7NPXU","price":118.95,"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-mustang-1996-2004-4-6l-1.webp?v=1790462521","url":"https:\/\/performancechiptuning.com\/products\/aluminum-coolant-overflow-expansion-tank-for-ford-mustang-1996-2004-4-6l","provider":"Performance Chip Tuning","version":"1.0","type":"link"}