{"product_id":"exhaust-header-for-ford-f-250-f-350-1988-1997-7-5l","title":"Exhaust Header for Ford F-250 F-350 (1988-1997) 7.5L","description":"\u003ch2\u003eHigh-Flow Performance Exhaust Headers for 1988-1997 Ford F-250, F-350\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat it Does:\u003c\/strong\u003e The Performance Exhaust Header replaces the restrictive, crack-prone factory cast-iron exhaust manifolds on the 1988-1997 Ford F-250 and F-350 to optimize cylinder evacuation and significantly lower exhaust backpressure.\u003c\/p\u003e\n\n\u003ch3\u003eThe Stock Ford F-250, F-350 Manifold Failure and Exhaust Restriction\u003c\/h3\u003e\n\u003cp\u003eFactory exhaust manifolds on the \u003cstrong\u003eFord 385-series 7.5L 460 V8\u003c\/strong\u003e are notoriously susceptible to thermal fatigue. Decades of heavy thermal cycling cause the factory cast-iron units to warp, shear cylinder head studs, and develop severe structural fractures, especially along the rear exhaust runners. Furthermore, the OEM log-style architecture forces conflicting exhaust pulses into a cramped passage, inducing significant backpressure that chokes volumetric efficiency, elevates underhood temperatures, and robs power during heavy towing cycles.\u003c\/p\u003e\n\n\u003ch3\u003eThe Engineering Solution\u003c\/h3\u003e\n\u003cp\u003eConstructed from premium semi-polished \u003cstrong\u003eT-304 stainless steel\u003c\/strong\u003e, this performance exhaust header eliminates factory exhaust choking points. Smooth, mandrel-bent primary tubes maintain uniform cross-sectional diameter to optimize exhaust pulse scavenging and exhaust gas velocity out of the cylinder head. Thick, precision-welded flanges prevent warpage under severe thermal loads, ensuring a dependable seal against the cylinder head ports. Designed as a direct bolt-on upgrade under part number \u003cstrong\u003eSPT-EHD1205\u003c\/strong\u003e, it maximizes continuous flow and mitigates heat buildup in hard-working powertrain bays.\u003c\/p\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable width=\"100%\" style=\"border-collapse: collapse; border: 1px solid #e0e0e0; font-size: 14px; margin-bottom: 20px;\"\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;\"\u003e1988-1997 Ford F-250, F-350\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;\"\u003e\n\u003cstrong\u003e7.5L 460 V8 (385-Series)\u003c\/strong\u003e \/ \u003cstrong\u003eOBS (8th \u0026amp; 9th Gen)\u003c\/strong\u003e\n\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;\"\u003e230-245 hp \/ 390-400 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;\"\u003eSPT-EHD1205 \/ Factory Cast Manifolds\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eCompatibility\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1988-1997 Ford F-250 7.5L V8 (Gas Models)\u003c\/li\u003e\n  \u003cli\u003e1988-1997 Ford F-350 7.5L V8 (Gas Models)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eDoes this fit the OBS F-250, F-350?\u003c\/strong\u003e\u003cbr\u003e Yes, this is a direct fit for the 1988-1997 Ford F-250 and F-350 equipped with the \u003cstrong\u003e7.5L 460 V8\u003c\/strong\u003e engine.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eShould the exhaust manifold hardware be replaced during this installation?\u003c\/strong\u003e\u003cbr\u003e Yes, replacing factory hardware with high-strength fasteners is strongly recommended because heat-stressed OEM Ford manifold bolts frequently stretch or break during removal.\u003c\/p\u003e\n\n\u003ch3\u003eThe Ford Heavy-Duty Truck Caliber\u003c\/h3\u003e\n\u003cp\u003eBuilt for the sustained demands of severe-duty hauling and workhorse reliability, this stainless steel header assembly withstands extreme exhaust gas temperatures without cracking or warping, providing long-term dependability for your heavy-duty platform.\u003c\/p\u003e","brand":"VelocityMax","offers":[{"title":"Default Title","offer_id":50606983250168,"sku":"DS-EQ58GJQTF","price":344.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0800\/1290\/2648\/files\/exhaust-header-for-ford-f-250-f-350-1988-1997-7-5l-1.jpg?v=1790090907","url":"https:\/\/performancechiptuning.com\/fr\/products\/exhaust-header-for-ford-f-250-f-350-1988-1997-7-5l","provider":"Performance Chip Tuning","version":"1.0","type":"link"}