{"product_id":"flowmaster-67-70-mustang-american-thunder-thru-valance-exhaust-system","title":"Flowmaster American Thunder Thru Valance Exhaust For Ford Mustang 64-73 (17281)","description":"\u003cp\u003eThe Flowmaster 67-70 Mustang American Thunder Thru Valance Exhaust System is a performance exhaust upgrade designed for classic Ford Mustangs from 1967 to 1970. Constructed from 16-gauge mandrel-bent aluminized steel tubing, it features a built-in H-pipe crossover for balanced exhaust flow and enhanced sound. The system includes a pair of Super 44 Series performance mufflers that produce a moderate to aggressive exhaust tone, ideal for enthusiasts seeking a louder, more aggressive sound. It flows into 2.50-inch mandrel-bent tailpipes and comes with all necessary hangers and hardware for straightforward installation. The system fits through the factory rear valance exhaust cutouts and includes polished stainless steel tips, delivering both performance and aesthetic appeal. Like all Flowmaster exhaust systems, it offers improved throttle response, increased power, and better fuel efficiency, backed by a 3-year Limited Warranty on aluminized steel versions.\u003c\/p\u003e\n\u003cp\u003eDesigned for 1967-1970 Ford Mustangs, this exhaust system is a direct bolt-on upgrade that enhances both sound and performance. It is compatible with models equipped with standard rear valance cutouts and is intended for street use, providing a deep, aggressive tone without extensive modifications. The system does not fit convertibles or vehicles with staggered shocks and does not include header reducer cones or downpipes for factory manifolds. The kit includes all necessary hardware for installation, making it suitable for enthusiasts seeking a straightforward upgrade to their exhaust setup. Perfect for daily driving or spirited street use, this system offers a combination of durability, sound, and performance improvements.\u003c\/p\u003e","brand":"Flowmaster","offers":[{"title":"Default Title","offer_id":52748116820255,"sku":"17281","price":899.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0229\/3877\/files\/d1e2ef6344e12627f4bc5264dc6491fbL.jpg?v=1786061399","url":"https:\/\/shop.wheelflip.com\/products\/flowmaster-67-70-mustang-american-thunder-thru-valance-exhaust-system","provider":"WheelFlip","version":"1.0","type":"link"}