{"product_id":"speed-engineering®-ford-mustang-s550-s650-304ss-1-7-8-long-tube-headers","title":"Speed Engineering® Ford Mustang S550 304SS 1-7\/8\" Long Tube Headers","description":"\u003ch1\u003eCOMPATIBLE: (5.0L - COYOTE V8)\u003c\/h1\u003e\n\u003ch1\u003e2015 - 2023 FORD MUSTANG GT S550\u003c\/h1\u003e\n\u003ch1\u003e2019 - 2020 FORD MUSTANG BULLITT\u003c\/h1\u003e\n\u003ch1\u003e2021 - 2023 FORD MUSTANG MACH 1\u003c\/h1\u003e\n\u003ch2 style=\"text-align: center;\"\u003e\n\u003cmeta charset=\"utf-8\"\u003e \u003cspan style=\"color: rgb(255, 42, 0);\"\u003e\u003cem\u003eEarly Gen 1 (2011) and some Gen 3 (2018+) Coyote engines might use M10x1.25 header bolts. Late Gen 1 (2011) and Gen 2 (2015-2017) Coyote engines will use M10x1.5 header bolts. We recommend double checking your thread pitch for confirmation\u003c\/em\u003e\u003c\/span\u003e\n\u003c\/h2\u003e\n\u003ch2 align=\"left\"\u003e\u003cem\u003eSpeed Engineering Mustang Coyote longtube headers are made out of 304 stainless steel and offer great quality, performance, and affordability. Our Mustang Coyote longtube headers are mandrel bent, tig welded, and feature natural stainless steel construction. All of our Mustang Coyote longtube headers have been dyno proven. We stand behind our Mustang Coyote longtube headers in saying you will not find a better fitting, quality built, budget header for your vehicle.\u003c\/em\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003ch2\u003e\u003cem\u003eMandrel Bent Tubing\u003c\/em\u003e\u003c\/h2\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ch2\u003e\u003cem\u003eFull 1 7\/8\" Primaries\u003c\/em\u003e\u003c\/h2\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ch2\u003e\u003cem\u003e3\" Collector\u003c\/em\u003e\u003c\/h2\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ch2\u003e\u003cem\u003eLongtube Header Design\u003c\/em\u003e\u003c\/h2\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ch2\u003e\u003cem\u003eFord Mustang Coyote Headers\u003c\/em\u003e\u003c\/h2\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ch2\u003e\u003cem\u003eCollector Merge Spikes\u003c\/em\u003e\u003c\/h2\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ch2\u003e\u003cem\u003ePort Matched Flanges\u003c\/em\u003e\u003c\/h2\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ch2\u003e\u003cem\u003eGains over 25+ rwhp\u003cbr\u003e\u003c\/em\u003e\u003c\/h2\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ch2\u003e\u003cem\u003eV8 Engines Only\u003c\/em\u003e\u003c\/h2\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ch2\u003e\u003cem\u003e5.0L Coyote Engines\u003c\/em\u003e\u003c\/h2\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ch2\u003e\u003cem\u003eCNC Machined Flanges\u003c\/em\u003e\u003c\/h2\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ch2\u003e\u003cem\u003eNatural 304 Stainless Steel\u003c\/em\u003e\u003c\/h2\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ch2\u003e\n\u003cem\u003eStandard Graphite Manifold Gaskets\u003c\/em\u003e\u003cem\u003e.\u003c\/em\u003e\n\u003c\/h2\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch2 class=\"h2\"\u003e\u003cstrong\u003eOUR STORY\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cdiv class=\"rte\"\u003e\n\u003ch3\u003eSpeed Engineering was founded in the Fall of 2003 as a small retail performance shop. Since, the Speed Engineering brand has become a well-known name in the aftermarket performance parts industry.\u003c\/h3\u003e\n\u003ch3\u003eWe specialize in a vast array of products for the LS and LT engine platforms. Everything from swap components for your older C10, Camaro, Chevelle, Nova, and beyond, to your late model drag car or truck. Within the last 10 years Speed Engineering has ventured into product manufacturing, and has released several new lines of unique products for our customers.\u003c\/h3\u003e\n\u003ch3\u003eQuality products at an affordable price is what we strive for. We are constantly adding new products to our 45,000 sqft facility. So, check in often and you will likely find something new for your project we didn’t offer before.\u003c\/h3\u003e\n\u003ch3\u003eAs always Speed Engineering is committed to customer satisfaction, and we strive for long-term customer relationships. If you ever need anything at all, please email or call our sales team. We will be happy to assist you.\u003c\/h3\u003e\n\u003ch2\u003e\u003cstrong\u003eCOMMUNITY:\u003c\/strong\u003e\u003c\/h2\u003e\n\u003ch3\u003eOur industry has been in the spotlight recently concerning global warming, regulations, and more restrictive selling standards. With millions of individuals and professionals in the classic car, drag racing, and truck industries we know how important these passions can be. At the same time, as a business we feel we need to do our part for our community and the world for that matter. Therefore every year Speed Engineering contributes to our local Police Department, is a proud 911 Memorial Support Member, and purchases thousands of dollars worth of carbon credit offsets from a variety of solar, wind, and industrial industries. We are happy to do our part, and can only hope that our industry will remain a long lived passionate one for all the automotive enthusiasts out there.\u003cbr\u003e\u003cbr\u003e\n\u003c\/h3\u003e\n\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cimg src=\"https:\/\/images.holley.com\/prop65_warning.png\"\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch1\u003e\u003cstrong\u003eWARRANTY:\u003c\/strong\u003e\u003c\/h1\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/10secondracing.com\/pages\/speed-engineering%C2%AE-product-warranty\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0030\/5315\/8515\/files\/SPEEDLOGO_2048x2048.jpg?v=1701532387\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Speed Engineering®","offers":[{"title":"Default Title","offer_id":42288415408222,"sku":"25-1085","price":340.25,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0030\/5315\/8515\/files\/Screenshot2025-12-17at12.09.46PM.png?v=1766002232","url":"https:\/\/10secondracing.com\/en-gb\/products\/speed-engineering%c2%ae-ford-mustang-s550-s650-304ss-1-7-8-long-tube-headers","provider":"10 Second Racing","version":"1.0","type":"link"}