{"product_id":"exhaust-header-for-ford-mustang-1969-1971-7-0l","title":"Exhaust Header for Ford Mustang (1969-1971) 7.0L","description":"\u003ch2 style=\"font-size: clamp(18px, 3vw, 21px); margin-bottom: 15px; line-height: 1.3;\"\u003eHigh-Flow Stainless Shorty Hugger Exhaust Headers for 1969-1971 Ford Mustang (First Generation)\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat it Does:\u003c\/strong\u003e The shorty hugger exhaust headers replace restrictive factory cast-iron exhaust manifolds on the 1969-1971 Ford Mustang 7.0L to reduce exhaust backpressure, optimize cylinder scavenging, and accelerate exhaust gas velocity.\u003c\/p\u003e\n\n\u003ch3\u003eThe Stock Ford Mustang Manifold Flow Restriction\u003c\/h3\u003e\n\u003cp\u003eFactory exhaust configurations on the \u003cstrong\u003eFirst Generation\u003c\/strong\u003e big-block Mustang rely on cast-iron log-style manifolds engineered primarily for packaging within narrow shock towers rather than volumetric efficiency. Under sustained heavy loads, these thick cast units restrict high-RPM exhaust expulsion, creating localized cylinder head heat soak and extreme backpressure. Over decades of thermal cycling, original cast units frequently suffer from micro-fractures, warped sealing surfaces, and blown gaskets at the cylinder head interface.\u003c\/p\u003e\n\n\u003ch3\u003eThe Engineering Solution\u003c\/h3\u003e\n\u003cp\u003eThese shorty hugger headers feature a tight-radius, block-hugging layout engineered specifically to clear factory shock towers, steering linkage, and starter motors. Built from corrosion-resistant stainless steel, they utilize 1-7\/8 inch by 1-5\/8 inch primary entries pairing down into high-flow 2.50-inch collector outlets. Mating surfaces feature thick 7\/16-inch CNC-machined cylinder head flanges and 3\/8-inch outlet flanges welded via precision TIG and MIG processes to prevent warpage under severe thermal load. The design optimizes exhaust gas scavenging without requiring modifications to the chassis subframe.\u003c\/p\u003e\n\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e2 x Stainless Steel Shorty Hugger Exhaust Headers\u003c\/li\u003e\n  \u003cli\u003eCollector Connecting Pipes\u003c\/li\u003e\n  \u003cli\u003eExhaust Flange Gaskets\u003c\/li\u003e\n  \u003cli\u003eMounting Bolts and Collector Hardware\u003c\/li\u003e\n\u003c\/ul\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;\"\u003e1969-1971 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;\"\u003e\n\u003cstrong\u003e7.0L (428 \/ 429 V8)\u003c\/strong\u003e \/ \u003cstrong\u003eFirst Generation\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;\"\u003e335 hp \/ 440 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;\"\u003eN\/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\u003e1969 Ford Mustang 7.0L V8 (428 cu in)\u003c\/li\u003e\n  \u003cli\u003e1970 Ford Mustang 7.0L V8 (428 cu in)\u003c\/li\u003e\n  \u003cli\u003e1971 Ford Mustang 7.0L V8 (429 cu in)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eFrequently Asked Questions \u0026amp; Fitment Warnings\u003c\/h3\u003e\n\u003ch4\u003eDoes this fit the First Generation Mustang?\u003c\/h4\u003e\n\u003cp\u003eYes, this is a direct fit for the 1969-1971 Ford Mustang equipped with the \u003cstrong\u003e7.0L V8\u003c\/strong\u003e big-block powertrain.\u003c\/p\u003e\n\n\u003ch4\u003eAre oxygen sensor bungs included on these headers?\u003c\/h4\u003e\n\u003cp\u003eNo, these headers are designed for classic carbureted configurations and feature no pre-installed O2 sensor bungs.\u003c\/p\u003e\n\n\u003ch3\u003eThe Ford Muscle Caliber\u003c\/h3\u003e\n\u003cp\u003eBig-block classic Ford muscle demands uncompromising thermal durability and free-flowing exhaust pathways. Engineered with heavy-gauge flanges and precision-welded collectors, these shorty huggers withstand high exhaust gas temperatures while delivering an aggressive, unchoked exhaust tone.\u003c\/p\u003e","brand":"VelocityMax","offers":[{"title":"Default Title","offer_id":67564820005112,"sku":"DS-E8SLMTF5B","price":179.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0800\/1290\/2648\/files\/exhaust-header-for-ford-mustang-1969-1971-7-0l-1.jpg?v=1791049444","url":"https:\/\/performancechiptuning.com\/de\/products\/exhaust-header-for-ford-mustang-1969-1971-7-0l","provider":"Performance Chip Tuning","version":"1.0","type":"link"}