{"product_id":"milltek-large-bore-downpipe-hi-flow-cat-for-audi-s3-8v-vw-golf-mk7-r-ssxvw387","title":"Milltek Large Bore Downpipe \u0026 Hi-Flow Cat for Audi S3 8V \/ VW Golf MK7 R","description":"\u003cp\u003eThe Milltek 3\" Large Bore Downpipe with Hi-Flow Sports Cat is engineered for direct fitment to Audi S3 8V and Volkswagen Golf MK7\/MK7.5 R models equipped with 2.0 TFSI engines. This downpipe optimizes exhaust flow ahead of your cat-back system, unlocking dyno-proven gains in horsepower and torque while maintaining emissions compliance.\u003c\/p\u003e\n\u003cp\u003eConstructed from T304L stainless steel with mandrel-bent 76mm bore and CNC-formed flanges, the system features an HJS high-flow catalytic converter (200 CPSI) engineered to balance performance with environmental standards. Hand-finished welds and OEM-style mounting ensure direct factory fitment with zero modification required. Designed to pair seamlessly with OEM or Milltek cat-back systems—fitment selection required at checkout.\u003c\/p\u003e\n\u003ch3\u003eFitment:\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eAudi S3 2.0 TFSI quattro 8V\/8V.2 (2013–2018) — 3-Door, Sportback, Saloon, Cabrio\u003c\/li\u003e\n\u003cli\u003eVolkswagen Golf MK7 R 2.0 TSI (2014–2016)\u003c\/li\u003e\n\u003cli\u003eVolkswagen Golf MK7 R Estate \/ Variant 2.0 TSI 300PS (2015–2017)\u003c\/li\u003e\n\u003cli\u003eVolkswagen Golf MK7 2.0 TFSI Alltrack \/ Estate 4-Motion (2013-2018)\u003c\/li\u003e\n\u003cli\u003eVolkswagen Golf MK7.5 R 2.0 TSI 310PS (2013-2018) — EC Approved, 76mm\u003c\/li\u003e\n\u003cli\u003eVolkswagen Golf MK7.5 R Estate \/ Variant 2.0 TSI 310PS non-GPF models (2018–2019)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e Requires Stage 2 ECU software for full performance unlock. \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\u003ch3\u003eVehicle fitment\u003c\/h3\u003e\n\u003cul class=\"fitment-list\"\u003e\n\u003cli\u003e2015-2018 Audi S3 Premium Plus\u003c\/li\u003e\n\u003cli\u003e2015-2018 Audi S3 Prestige\u003c\/li\u003e\n\u003cli\u003e2015-2019 Volkswagen Golf R Base\u003c\/li\u003e\n\u003cli\u003e2017-2019 Volkswagen Golf Alltrack S\u003c\/li\u003e\n\u003cli\u003e2017-2019 Volkswagen Golf Alltrack SE\u003c\/li\u003e\n\u003cli\u003e2017-2019 Volkswagen Golf Alltrack SEL\u003c\/li\u003e\n\u003cli\u003e2019-2020 Volkswagen Arteon SEL\u003c\/li\u003e\n\u003cli\u003e2019-2021 Volkswagen Arteon SE\u003c\/li\u003e\n\u003cli\u003e2019-2021 Volkswagen Arteon SEL Premium R-Line\u003c\/li\u003e\n\u003cli\u003e2019-2021 Volkswagen Arteon SEL R-Line\u003c\/li\u003e\n\u003cli\u003e2019 Volkswagen Arteon SE R-Line\u003c\/li\u003e\n\u003cli\u003e2019 Volkswagen Arteon SEL Premium\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Milltek","offers":[{"title":"Default Title","offer_id":60151449813278,"sku":"MILSSXVW387","price":1101.03,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0759\/7965\/3406\/files\/SSXVW387_1.jpg?v=1791263096","url":"https:\/\/shop.signatureautohaus.com\/products\/milltek-large-bore-downpipe-hi-flow-cat-for-audi-s3-8v-vw-golf-mk7-r-ssxvw387","provider":"Signature Autohaus","version":"1.0","type":"link"}