{"product_id":"milltek-secondary-catalyst-bypass-audi-rs3-8v-dual-catalyst-systems-ssxau588","title":"Secondary Catalyst Bypass | Audi RS3 8V Dual Catalyst Systems | Milltek","description":"\u003ch2\u003eOverview\u003c\/h2\u003e\n\u003cp\u003eThe Milltek Cat Back Secondary Catalyst Bypass removes the secondary catalyst from dual-pipe exhaust assemblies, improving gas flow and reducing restriction. Direct bolt-on fitment uses OEM hangers—no modifications required.\u003c\/p\u003e\n\u003cp\u003eHand-finished T304L stainless steel construction. Compatible with both OE and Milltek cat-back systems. Not required on turbo-back systems. Designed for vehicles with secondary catalyst architectures common to VAG platforms.\u003c\/p\u003e\n\u003ch2\u003eDetails\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eFits OE cat-back exhaust systems\u003c\/li\u003e\n\u003cli\u003eFits Milltek cat-back exhaust systems\u003c\/li\u003e\n\u003cli\u003eT304L stainless steel, mandrel-bent construction\u003c\/li\u003e\n\u003cli\u003eOEM+ fitment, uses factory hangers\u003c\/li\u003e\n\u003cli\u003eEngineered to eliminate secondary cat restriction\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eDesigned and manufactured in the UK with 40+ years of performance exhaust heritage. Tested at the Nurburgring.\u003c\/p\u003e\n\u003cp\u003eSee all \u003ca href=\"\/Vehicles\/Audi_Models\/RS3_8V.html\"\u003eAudi RS3 8V exhausts\u003c\/a\u003e and \u003ca href=\"\/Vehicles\/Audi_Models\/RS3_8Y.html\"\u003eAudi RS3 8Y exhausts\u003c\/a\u003e from Milltek.\u003c\/p\u003e\n\u003ch2\u003eFitment\u003c\/h2\u003e","brand":"Milltek","offers":[{"title":"Default Title","offer_id":68005538726190,"sku":"SSXAU588","price":281.04,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0878\/1719\/1726\/files\/SSXAU588_1_ad8beddb-5487-4067-b7af-d51a57de1b33.jpg?v=1794451801","url":"https:\/\/shopicwp.com\/products\/milltek-secondary-catalyst-bypass-audi-rs3-8v-dual-catalyst-systems-ssxau588","provider":"Inner Circle Wheels and Performance","version":"1.0","type":"link"}