{"product_id":"milltek-large-bore-downpipe-for-audi-rs3-8v-8y-ttrs-mk3-ssxau726","title":"Milltek Large Bore Downpipe for Audi RS3 8V 8Y \u0026 TTRS MK3","description":"\u003cp\u003eThe Milltek Cat Back Large Bore Downpipe with Hi-Flow Sports Cat is engineered for direct fitment to Audi RS3 (8V\/8Y) and TTRS MK3, delivering measurable gains in exhaust flow efficiency and power output. This component pairs seamlessly with both OEM and Milltek cat-back exhaust systems.\u003c\/p\u003e\n\u003cp\u003eConstructed from T304L stainless steel with mandrel-bent 3\" (76.2 mm) bore, this downpipe features a high-flow sports catalyst rated at 200 CPSI (cells per square inch) for optimal scavenging without sacrificing emissions compliance. Direct factory fitment requires no modification. Stage 2 ECU software recommended for full potential.\u003c\/p\u003e\n\u003ch3\u003eFitment\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eAudi RS3 Sedan (8V) and Sportback (8V)\u003c\/li\u003e\n\u003cli\u003eAudi RS3 Sedan (8Y) and Sportback (8Y)\u003c\/li\u003e\n\u003cli\u003eAudi TT RS MK3 (FV)\u003c\/li\u003e\n\u003cli\u003eCompatible with OEM and Milltek cat-back systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e This downpipe is developed in-house and tested to deliver repeatable power gains without compromise on longevity or fitment quality. \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\u003e2017-2020 Audi RS3 Base\u003c\/li\u003e\n\u003cli\u003e2018-2022 Audi TT RS Quattro Base\u003c\/li\u003e\n\u003cli\u003e2022-2026 Audi RS3 Base\u003c\/li\u003e\n\u003cli\u003e2022 Audi TT RS Quattro Heritage Edition\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Milltek","offers":[{"title":"Default Title","offer_id":60150610592030,"sku":"MILSSXAU726","price":1955.96,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0759\/7965\/3406\/files\/SSXAU726_1.jpg?v=1791253345","url":"https:\/\/shop.signatureautohaus.com\/products\/milltek-large-bore-downpipe-for-audi-rs3-8v-8y-ttrs-mk3-ssxau726","provider":"Signature Autohaus","version":"1.0","type":"link"}