{"product_id":"speed-engineering-1965-1972-mustang-coyote-swap-1-3-4-longtube-headers","title":"Speed Engineering 1965-1972 Mustang Coyote Swap 1 3\/4\" Longtube Headers","description":"\u003cp\u003eSpeed Engineering 25-1083 1 3\/4-inch longtube headers for Coyote-swapped 1965-1972 Ford Mustangs using Mustang II-style front suspension systems such as TCI or Heidt’s. Mandrel-bent, TIG-welded 304 stainless construction with 3-inch collectors, merge spikes, CNC-machined flanges, and included graphite gaskets.\u003c\/p\u003e\u003cp\u003eChoose the SMG Coyote MLS exhaust gasket upgrade for an OEM-style multi-layer steel seal. Confirm engine-generation bolt thread and swap-component compatibility before installation. Race-use product.\u003c\/p\u003e","brand":"Speed Engineering","offers":[{"title":"Included Graphite Gaskets","offer_id":54157617529151,"sku":"25-1083","price":349.99,"currency_code":"USD","in_stock":true},{"title":"Upgrade to SMG Coyote MLS Gaskets (+$39.99)","offer_id":54157617561919,"sku":"25-1083+SMG-25-1158","price":389.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0760\/2041\/6831\/files\/25-1083-coyote-swap-mustang-headers.jpg?v=1784812106","url":"https:\/\/smgspeed.com\/products\/speed-engineering-1965-1972-mustang-coyote-swap-1-3-4-longtube-headers","provider":"SMGspeed","version":"1.0","type":"link"}