{"product_id":"milltek-non-resonated-cat-back-exhaust-for-bmw-4-series-f32-428i-auto-435i-style-dual-outlet-polished-tips-ssxbm1013","title":"Milltek Non-Resonated Cat-Back Exhaust for BMW 4 Series F32 428i Auto 435i-Style Dual Outlet, Polished Tips","description":"\u003cp\u003eMilltek Non-Resonated Cat-Back Exhaust System for BMW 4 Series F32 (428i Auto and 435i models). Direct factory replacement using T304L stainless steel, hand-finished construction. This configuration is engineered for increased volume and aggressive tone character without resonance drone, designed to integrate with the OEM 435i M Sport rear valance.\u003c\/p\u003e\u003cp\u003eMandrel-bent T304L stainless steel construction with polished trims ensures durability through all conditions. System uses original BMW hangers and mounting points-no modification required for installation. The non-resonated design eliminates mid-range drone while preserving full-throttle character.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eFitment:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eBMW 4 Series F32 (428i Auto, 435i models)\u003c\/li\u003e\n\u003cli\u003eRequires 435i M Sport rear valance (available separately from BMW dealer)\u003c\/li\u003e\n\u003cli\u003eCat-back configuration (retains original catalytic converter)\u003c\/li\u003e\n\u003cli\u003ePolished stainless steel tailpipe trim\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e Four decades of exhaust development ensures precision fitment and proven performance gains. \u003c\/p\u003e\n\u003cp\u003eDesigned and manufactured in the UK with 40+ years of performance exhaust heritage. Tested at the Nurburgring.\u003c\/p\u003e\n\u003ch3\u003eVehicle fitment\u003c\/h3\u003e\n\u003cul class=\"fitment-list\"\u003e\n\u003cli\u003e2014-2016 BMW 428i Base\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Milltek","offers":[{"title":"Default Title","offer_id":60150673998110,"sku":"MILSSXBM1013","price":1603.93,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0759\/7965\/3406\/files\/SSXBM1013_1.jpg?v=1791254467","url":"https:\/\/shop.signatureautohaus.com\/products\/milltek-non-resonated-cat-back-exhaust-for-bmw-4-series-f32-428i-auto-435i-style-dual-outlet-polished-tips-ssxbm1013","provider":"Signature Autohaus","version":"1.0","type":"link"}