{"product_id":"milltek-hi-flow-sports-cat-downpipe-audi-ssxau587","title":"Hi-Flow Sports Cat Downpipe | Audi | Milltek","description":"\u003ch2\u003eOverview\u003c\/h2\u003e\n\u003cp\u003eHigh-flow primary downpipe with integrated sports catalyst and turbo elbow, engineered to reduce backpressure and improve turbo spool response. The lower-density sports catalyst allows exhaust gases to flow more effectively than OEM, while the wide-diameter turbo outlet accelerates boost delivery and throttle response. Direct OEM fitment; compatible with both Milltek and OE cat-back systems.\u003c\/p\u003e\n\u003ch2\u003eDetails\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eTechnical Specification:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eT304L stainless steel construction, mandrel-bent primary pipe\u003c\/li\u003e\n\u003cli\u003eHi-Flow sports catalyst with low restriction core\u003c\/li\u003e\n\u003cli\u003eIntegrated turbo elbow for optimized turbo connection\u003c\/li\u003e\n\u003cli\u003eStage 2+ ECU remap required for full calibration\u003c\/li\u003e\n\u003cli\u003eOEM hangers and fitment points preserved\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eMilltek downpipes are engineered for forced-induction platforms where boost response and mid-range spool are critical. This system pairs seamlessly with Milltek cat-back configurations or factory rear sections, making it an ideal foundation for incremental turbo upgrades.\u003c\/p\u003e\n\u003cp\u003eFits Milltek Cat-Back.\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\u003ch2\u003eFitment\u003c\/h2\u003e","brand":"Milltek","offers":[{"title":"Default Title","offer_id":68005538693422,"sku":"SSXAU587","price":1686.21,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0878\/1719\/1726\/files\/SSXAU587_1.jpg?v=1794451800","url":"https:\/\/shopicwp.com\/products\/milltek-hi-flow-sports-cat-downpipe-audi-ssxau587","provider":"Inner Circle Wheels and Performance","version":"1.0","type":"link"}