{"product_id":"milltek-valved-resonated-cat-back-for-ford-mustang-s550-s650-cerakote-black-tips-ssxfd435","title":"Milltek Valved Resonated Cat-Back for Ford Mustang S550\/S650, Cerakote Black Tips","description":"\u003cp\u003eMilltek valved resonated cat-back exhaust system for Ford Mustang 5.0L (S550\/S650 Fastback). Direct factory fitment using OEM hangers-no modification required. T304L stainless steel construction with mandrel-bent piping and hand-finished Cerakote Black trim finishers. Engineered for the S550\/S650 platform with full compatibility with OE GT rear diffuser.\u003c\/p\u003e\u003cp\u003eValved design allows closed-loop resonance tuning for refined tone during cruise, with full-throttle character on hard acceleration. Decibel-tested and tuned to eliminate drone while preserving authentic 5.0 V8 signature. Precision CNC-formed collector and mandrel-bent secondary piping ensure optimal scavenging and backpressure control. Hand-finished trim work meets Milltek's manufacturing standard.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eS550 Mustang 5.0L Fastback (2024+)\u003c\/li\u003e\n\u003cli\u003eS650 Mustang 5.0L Fastback (2024+)\u003c\/li\u003e\n\u003cli\u003eRequires OE GT 5.0 rear diffuser for fitment\u003c\/li\u003e\n\u003cli\u003eCat-back only-retains stock downpipe and primary cats\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eDesigned in Tennessee and manufactured in the UK with 40+ years of performance exhaust heritage. Tested on the Tail of the Dragon.\u003c\/p\u003e\n\u003ch3\u003eVehicle fitment\u003c\/h3\u003e\n\u003cul class=\"fitment-list\"\u003e\n\u003cli\u003e2024-2025 Ford Mustang Dark Horse Premium\u003c\/li\u003e\n\u003cli\u003e2024-2026 Ford Mustang Base\u003c\/li\u003e\n\u003cli\u003e2024-2026 Ford Mustang Dark Horse\u003c\/li\u003e\n\u003cli\u003e2024-2026 Ford Mustang EcoBoost\u003c\/li\u003e\n\u003cli\u003e2024-2026 Ford Mustang EcoBoost Premium\u003c\/li\u003e\n\u003cli\u003e2024-2026 Ford Mustang GT\u003c\/li\u003e\n\u003cli\u003e2024-2026 Ford Mustang GT Premium\u003c\/li\u003e\n\u003cli\u003e2025 Ford Mustang GTD\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Milltek","offers":[{"title":"Default Title","offer_id":60150953017630,"sku":"MILSSXFD435","price":3667.96,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0759\/7965\/3406\/files\/SSXFD435_1.jpg?v=1791257277","url":"https:\/\/shop.signatureautohaus.com\/products\/milltek-valved-resonated-cat-back-for-ford-mustang-s550-s650-cerakote-black-tips-ssxfd435","provider":"Signature Autohaus","version":"1.0","type":"link"}