{"product_id":"flowmaster-exhaust-system-kit-204","title":"Flowmaster Exhaust System Kit","description":"American Thunder Kit\u003cbr\u003eexhaust kit, performance exhaust, header back kit, high performance, stainless exhaust, flowmaster\u003cbr\u003eExhaust System Kit\u003cbr\u003eFits 1967 to 1970 Ford Mustang, exits through factory valance cut outs, does not fit convertibles or cars with staggered shocks.\u003cbr\u003eFor cars with valance cutouts, does NOT fit convertible or cars with staggered shocks.\u003cbr\u003eFor the person who is looking for a complete Header-back dual exhaust system with an aggressive tone. These systems are mandrel bent for maximum performance and include specially selected mufflers. American Thunder systems deliver a moderate to aggressive interior and exterior tone and are suited to the enthusiast who wants their performance to be heard. Like all Flowmaster systems, the benefits include improved throttle response, power and mileage. Designed for an easy fit, these systems include all necessary parts and hardware for easy installation.\u003cbr\u003eHeader-back 409S 67-70 Mustang\u003cbr\u003eHeader-back System 409S - Dual Rear Exit - American Thunder - Aggressive Sound","brand":"FR SPORT","offers":[{"title":"Default Title","offer_id":67903654363241,"sku":"0N6LE","price":999.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0605\/1256\/7401\/files\/986668_817281_2x_a2f8d64f-6800-4b1b-b500-e9182481b375.jpg?v=1793356687","url":"https:\/\/www.dfwspeedsyndicate.com\/products\/flowmaster-exhaust-system-kit-204","provider":"DFW Speed Syndicate ","version":"1.0","type":"link"}